Engineering

Chiller451 was chatting online with 3L3tCowboy. "I can't believe how lame some p

Chiller451 was chatting online with 3L3tCowboy. "I can't believe how lame some p

Chiller451 was chatting online with 3L3tCowboy. "I can't believe how lame some people are! I can get into any system by checking out the company web site to see how user names are defined and who is on the employee directory. Then, all i

barry   165   4 Replies

minty_icy

Identify two characteristics of ecosystem health and integrity

Identify two characteristics of ecosystem health and integrity

identify twocharacteristics of ecosystem health and integrity

lizgarner   45   1 Reply

5 / 5

bolbol

Identify the two major types of natural resources and include an example of each.

Identify the two major types of natural resources and include an example of each.

Identify the two major typesof natural resources and include an example of each.

Post Merge: 6 months ago

Identify the

lizgarner   53   1 Reply

5 / 5

bolbol

What did Zimmerman (1951) mean when he said that "Resources are not, they become..."?

What did Zimmerman (1951) mean when he said that "Resources are not, they become..."?

What did Zimmerman (1951) mean when he said that "Resources are not, they become..."?

lizgarner   35   1 Reply

5 / 5

bolbol

Hat is the partition coefficient for 3-nitroaniline between diethyl ether and water and benzoic ...

Hat is the partition coefficient for 3-nitroaniline between diethyl ether and water and benzoic ...

Engineering-Organic Chemistry related questions

Use information available in the Merck Index, and show your calculations to answer the following questions:

a) What is the partition coefficient for 3-nitroaniline between diethyl

cloveb   354   2 Replies

5 / 5

hello_hi

CHY 102 General Chemistry 2016 Term Test #1

CHY 102 General Chemistry 2016 Term Test #1

dentify the formula for barium nitride.

A)B(N◊,2)3
B) BN
C)Ba(NO2)2
D) Ba3N2
E) BaNO

90daytona   106   2 Replies

5 / 5

mathinator

Please assist with the following questions (Axles, 4Wd, And Awd)

Please assist with the following questions (Axles, 4Wd, And Awd)

3.   Which of the following statements is true of most 4WD vehicles?
     
A. The gear ratios of both front and rear differentials are the same.
B. The relationship of the front and rear differential gear ratios varies

aantonopoulos   71   2 Replies

5 / 5

bio_man

Mechanical engineering Exam Questionshelp

Mechanical engineering Exam Questionshelp

4.  Two technicians are diagnosing a problem with an OHV V-8 with flat-bottom lifters. The rocker covers have been removed and the engine is running. One pushrod is not rotating. Technician A says that the camshaft is worn and must be replaced.

durga8699   129   3 Replies

5 / 5

James98

When should a wet compression test be performed? Before a dry compression test After a cylinder fail

When should a wet compression test be performed? Before a dry compression test After a cylinder fail

1. When should a wet compression test be performed?

a) Before a dry compression test
b) After a cylinder fails a dry compression test
c) When the engine is cold
d) When a defective head gasket is suspected

2. Tech

durga8699   71   2 Replies

5 / 5

Justin65

Figure below shows a three-stage separation process. The ratio of P3/D3 is 3 the ratio of P2/D2 is 1

Figure below shows a three-stage separation process. The ratio of P3/D3 is 3 the ratio of P2/D2 is 1

Figure below shows a three-stage separation process. The ratio of P3/D3 is 3 the ratio of P2/D2 is 1, and the ratio of A to B in stream P2 is 4 to 1. Calculate the composition and percent of each component in stream E.


CHE 200 -Chem

90daytona   163   2 Replies

90daytona

Toluene reacts with H2 to form benzene (B), but a side reaction occurs in which a by-product dipheny

Toluene reacts with H2 to form benzene (B), but a side reaction occurs in which a by-product dipheny

Toluene reacts with H2 to form benzene (B), but a side reaction occurs in which a by-product diphenyl (D) is formed:

C7H8          +       H2              ---------

90daytona   204   2 Replies

90daytona

Engine Repair Exam Questionshelp

Engine Repair Exam Questionshelp

1. An engine is misfiring. A power balance test indicates that when the spark to cylinder #4 is grounded, there is no change in the engine speed. Technician A says that a burned valve is a possible cause. Technician B says that a defective cylinder #

durga8699   67   1 Reply

bolbol

Two technicians are discussing how to test a car's exhaust by holding a small piece of paper within ...

Two technicians are discussing how to test a car's exhaust by holding a small piece of paper within ...

1. A vehicle's oil pressure warning light is on. Technician A says that the pressure-sending unit should be replaced and the vehicle re-checked. Technician B says that a mechanical oil pressure gauge should be used to check the oil pressure befo

gerska   1655   3 Replies

4 / 5

cloveb

Which of the following statements best explains why 1-propyne can be deprotonated by the ethyl anion

Which of the following statements best explains why 1-propyne can be deprotonated by the ethyl anion

Which of the following statements best explains why 1-propyne can be deprotonated by the ethyl anion?

a) the acetylide anion is a stronger base than the ethyl anion.
b) ethane has a lower pKa than acetylene.
c) the lone-pair orb

cloveb   132   1 Reply

5 / 5

bolbol

Below are three polymers to be examined for use as vascular graft materials: a) Poly(styrene) ...

Below are three polymers to be examined for use as vascular graft materials: a) Poly(styrene) ...

Below are three polymers to be examined for use as vascular graft materials:
  a) Poly(styrene)
 

aprdavis90   93   1 Reply

illyannam1

You are given four additional polymeric materials (A, B, C, D) to examine for potential as a ...

You are given four additional polymeric materials (A, B, C, D) to examine for potential as a ...

You are given four additional polymeric materials (A, B, C, D) to examine for potential as a
  vascular graft material, and are told to use size-exclusion chromatography to determine the
  approximate molecular weights of the unknown poly

raquelwoods14   39   1 Reply

5 / 5

qdolet

You want to examine the possibility of using a polymeric material as an artificial load bearing ...

You want to examine the possibility of using a polymeric material as an artificial load bearing ...

You want to examine the possibility of using a polymeric material as an artificial load
  bearing surface for articulating joints. But the deformation of this material under loading is a
  concern. You have been informed that if the mater

tabikaa1   55   1 Reply

san205

You are comparing two different processing methods used for forming Ti6Al4V into a femoral stem of ...

You are comparing two different processing methods used for forming Ti6Al4V into a femoral stem of ...

You are comparing two different processing methods used for forming Ti6Al4V into a
  femoral stem of a hip joint prosthesis. The following diagram shows the structures that result
  from the two methods:
 

Shudson   34   1 Reply

bretteeee

You have developed two hydrogel systems for controlled release of a therapeutic growth factor ...

You have developed two hydrogel systems for controlled release of a therapeutic growth factor ...

You have developed two hydrogel systems for controlled release of a therapeutic growth
  factor (GF). In one system the GF is dispersed throughout a synthetic polymer hydrogel
  material that degrades by hydrolysis. In the second system,

raquelwoods14   43   2 Replies

raquelwoods14

You want to compare the degradation susceptibility of two polymeric materials used in vascular ...

You want to compare the degradation susceptibility of two polymeric materials used in vascular ...

You want to compare the degradation susceptibility of two polymeric materials used in
  vascular grafts.
 
  Poly(ethylene terephthalate)
 

raquelwoods14   53   1 Reply

qdolet

Given that a water-based liquid has LV of 72 dynes/cm, which of the two materials depicted below ...

Given that a water-based liquid has LV of 72 dynes/cm, which of the two materials depicted below ...

Given that a water-based liquid has LV of 72 dynes/cm, which of the two materials
  depicted below is more hydrophobic? Explain how the Zisman method is used to determine
  critical surface tension and how the critical surface tension rel

Bluetigerfrog89   39   1 Reply

Trinh Vy

One potential problem associated with the long-term release of a drug from an implanted material ...

One potential problem associated with the long-term release of a drug from an implanted material ...

One potential problem associated with the long-term release of a drug from an
  implanted material is the initial burst release of significant amounts of the drug. One
  approach to reduce this burst release is to apply a coating to the m

silverstar46   38   1 Reply

Cricoo

The graph below represents the ESCA peak from the 1s carbon of a poly(methyl methacrylate) bone ...

The graph below represents the ESCA peak from the 1s carbon of a poly(methyl methacrylate) bone ...

The graph below represents the ESCA peak from the 1s carbon of a poly(methyl
  methacrylate) bone cement. On the graph, draw the 2s carbon peak from the same material
  and explain why the peak is located in that position.
 
 

akifuji   35   1 Reply

Cricoo

You are performing an in vitro experiment in which you will expose a material you are considering ...

You are performing an in vitro experiment in which you will expose a material you are considering ...

You are performing an in vitro experiment in which you will expose a material you are
  considering for a medical device to synovial fluid, which contains the proteins albumin,
  transferrin, and IgM at concentrations of 5, 0.5, and 0.05

poopsicle2   30   1 Reply

jfnf

The pictures shown below are from an experiment in which osteoblasts (bone forming cells) were ...

The pictures shown below are from an experiment in which osteoblasts (bone forming cells) were ...

The pictures shown below are from an experiment in which osteoblasts (bone forming
  cells) were cultured on a poly(ethylene glycol)-based hydrogel material with different
  concentrations of a covalently-linked RGD peptide sequence (desi

Glee2   40   2 Replies

Glee2

Your company has just developed an electrode to be implanted in the brain to measure electrical ...

Your company has just developed an electrode to be implanted in the brain to measure electrical ...

Your company has just developed an electrode to be implanted in the brain to measure
  electrical activity in terms of electrical current. After implantation in a rat brain in vivo, you
  record the following results as indicated by the s

raquelwoods14   57   1 Reply

5 / 5

san205

The following graph shows the results from a study in which the adhesion of Staphylococcus ...

The following graph shows the results from a study in which the adhesion of Staphylococcus ...

The following graph shows the results from a study in which the adhesion of
  Staphylococcus epidermidis to two different material surfaces was examined. In this study,
  the adhesive coefficient is defined as the percent of the bacteria

silverstar46   46   1 Reply

ishgup

What changes occur within a platelet when it is activated? What differences can be observed in its ...

What changes occur within a platelet when it is activated? What differences can be observed in its ...

What changes occur within a platelet when it is activated? What differences can be
  observed in its morphology following activation? Which of the following two micrographs
  shows activated platelets? (Figures adapted with permission fro

kath4ever   63   1 Reply

Koergor

__________ is the commercial use of living organisms or their components to improve animal and human ...

__________ is the commercial use of living organisms or their components to improve animal and human ...

__________ is the commercial use of living organisms or their components to improve animal and human health, agriculture, and the environment.
 a. Biotechnology
 b. Bioremediation
 c. DNA fingerprinting
 d. Bioconversion

Shudson   50   1 Reply

nobutohara

__________ is the breakdown of organic compounds by cells or organisms in the absence of oxygen to ...

__________ is the breakdown of organic compounds by cells or organisms in the absence of oxygen to ...

__________ is the breakdown of organic compounds by cells or organisms in the absence of oxygen to generate ATP.
 a. Dehalogenation
 b. Electroporation
 c. Complementation
 d. Fermentation

kelseymullerr   46   1 Reply

Cricoo

__________ in the stomach worked with the natural bacteria in milk to cause the casein to ...

__________ in the stomach worked with the natural bacteria in milk to cause the casein to ...

__________ in the stomach worked with the natural bacteria in milk to cause the casein to precipitate and form curds, which were subsequently dried.
 a. Chromatids
 b. Amino Acids
 c. Crustaceans
 d. Enzymes

jrose123   35   2 Replies

jrose123

Early bread was made from an ancient cultivated wheat called __________.

Early bread was made from an ancient cultivated wheat called __________.

Early bread was made from an ancient cultivated wheat called __________.
 a. Camemberti
 b. Fervere
 c. Emmer
 d. Winlocki

melanieringel18   50   1 Reply

ashlo

Today, almost all bakers use a pure strain of yeast known as __________.

Today, almost all bakers use a pure strain of yeast known as __________.

Today, almost all bakers use a pure strain of yeast known as __________.
 a. Saccharomyces winlocki
 b. Saccharomyces cerevisiae
 c. Penicillium glaucum roqueforti
 d. Penicillium camemberti

leahwolfe221   40   1 Reply

Paulina

Milk undergoes fermentation when bacterial action causes __________, the main protein in milk, to ...

Milk undergoes fermentation when bacterial action causes __________, the main protein in milk, to ...

Milk undergoes fermentation when bacterial action causes __________, the main protein in milk, to coagulate into a curd.
 a. Casein
 b. Malt
 c. Lactic acid
 d. Rennet

cali721   49   1 Reply

qdolet

__________ is germinated barley. (Multiple Choice)

__________ is germinated barley. (Multiple Choice)

__________ is germinated barley.
 a. Lactic acid
 b. Malt
 c. Casein
 d. Rennet

sidneybaker   76   1 Reply

Mrgualandi

__________ was an enzyme utilized in lactic acid fermentation to curdle casein.

__________ was an enzyme utilized in lactic acid fermentation to curdle casein.

__________ was an enzyme utilized in lactic acid fermentation to curdle casein.
 a. Lactic acid
 b. Rennet
 c. Malt
 d. Casein

Bluetigerfrog89   48   1 Reply

ishgup

The renowned French Chemist __________ eventually established that yeast and other microbes are ...

The renowned French Chemist __________ eventually established that yeast and other microbes are ...

The renowned French Chemist __________ eventually established that yeast and other microbes are directly linked to fermentation.
 a. Louis Pasteur
 b. CGIAR
 c. Shen Nan
 d. Anton van Leeuwenhoek

Cris   25   2 Replies

Cris

The term __________ describes the course of development that fermentation has taken from ancient ...

The term __________ describes the course of development that fermentation has taken from ancient ...

The term __________ describes the course of development that fermentation has taken from ancient times (that is, ancient biotechnology) to the present.
 a. Bioremediation
 b. Aquaculture
 c. Materia Medica
 d. Classical biotechno

Bluetigerfrog89   44   1 Reply

illyannam1

__________ fermentation is a process in which the yeast rises to the surface of the liquid as ...

__________ fermentation is a process in which the yeast rises to the surface of the liquid as ...

__________ fermentation is a process in which the yeast rises to the surface of the liquid as fermentation progresses.
 a. Bottom
 b. Top
 c. Lactic Acid
 d. Vinegar

seitzjoseph   29   1 Reply

ItssBreanna99

__________ fermentation is the process in which yeasts remains at the bottom of the vat.

__________ fermentation is the process in which yeasts remains at the bottom of the vat.

__________ fermentation is the process in which yeasts remains at the bottom of the vat.
 a. Top
 b. Bottom
 c. Lactic Acid
 d. Vinegar

poopsicle2   31   1 Reply

ashlo