× Didn't find what you were looking for? Ask a question
Top Posters
Since Sunday
5
o
5
4
m
4
b
4
x
4
a
4
l
4
t
4
S
4
m
3
s
3
New Topic  
jouranngreen108 jouranngreen108
wrote...
Posts: 517
Rep: 0 0
6 years ago
A substance of unknown composition is heated in an open container. As a result, the mass of the container and its contents
 a. decreases.
  b. remains the same.
  c. increases.
  d. Any of these could occur.



[Ques. 2] When an earthquake occurs, the point of initial energy release is called the earthquake's ______________.
 Fill in the blank(s) with correct word



[Ques. 3] What person is known as the father of chemistry for his many contributions, including the law of conservation of mass?
 a. Boyle
  b. Lavoisier
  c. Mendeleev
  d. Dalton



[Ques. 4] When an earthquake occurs, the location on Earth's surface above the point of initial energy release is called the earthquake's ______________.
 Fill in the blank(s) with correct word



[Ques. 5] The force responsible for chemical bonding is
 a. nuclear.
  b. electromagnetic.
  c. none of these.
  d. gravitational.



[Ques. 6] After a major earthquake, the rocks may continue to adjust to their new positions, causing additional vibrations called ______________.
 Fill in the blank(s) with correct word



[Ques. 7] Name the following compounds.
 a. NO2
  b. N2O3
  c. Zn(NO3)2
  d. ICl5



[Ques. 8] Earth's radius is about ______________ mi.
 Fill in the blank(s) with correct word



[Ques. 9] Give the formula, including the ionic charge, for each of the following polyatomic ions.
 a. hydroxide
  b. sulfate
  c. ammonium
  d. phosphate



[Ques. 10] Large fractures in Earth's surface that are associated with movement of lithospheric plates are called ______________.
 Fill in the blank(s) with correct word
Read 67 times
2 Replies

Related Topics

Replies
wrote...
6 years ago
1)  d

2)  focus

3)  b

4)  epicenter

5)  b

6)  aftershocks

7)  a . nitrogen dioxide
b. dinitrogen trioxide
c. zinc nitrate
d. iodine pentachloride

8)  4000

9)  a . OH
b. SO42
c. NH4+
d. PO43

10)  faults
wrote...
6 years ago
Thank you for being such a great leader
New Topic      
Explore
Post your homework questions and get free online help from our incredible volunteers
  821 People Browsing
 112 Signed Up Today
Related Images
  
 315
  
 165
  
 258
Your Opinion
Which industry do you think artificial intelligence (AI) will impact the most?
Votes: 308