(Solved) Chemistry questions needed as soon as possible

What is the term for a compound which reacts with water to produce a basic
solution?


anhydrous


hydrate


metal oxide


nonmetal oxide


None of these

Predict the physical state of krypton at -150 °C (Mp = -157 °C, Bp = -152 °C) and normal atmospheric pressure.


solid


liquid


gas


solid and liquid


liquid and gas

Calculate the heat released when 10.0 g of water at 25.0 °C cools to ice at 0.0 °C. The specific heat of water is 1.00 cal/(g x °C); the heat of fusion is 80.0 cal/g; and the heat of vaporization is 540.0 cal/g.


2.50 x 102 cal


1.05 x 103 cal


5.15 x 103 cal


5.40 x 103 cal


5.65 x 103 cal

Which of the following is an observed property of solids?


Solids have a fixed shape and fixed volume.


Solids can be crystalline or noncrystalline.


Solids do not compress or expand significantly.


Solids are usually more dense than liquids.


All of these

Which of the following is an observed property of solids?


Solids have a fixed shape and fixed volume.


Solids can be crystalline or noncrystalline.


Solids do not compress or expand significantly.


Solids are usually more dense than liquids.


All of these

Home Search Q & A Board Gallery Resource Library Blog Dictionary Chat	Quick Links Start a Topic Latest Topics Unanswered Questions Courses Study Tools Browse by Textbook	Social Facebook YouTube Community Stats Who's Online Trending Staff	Help About Us Take the Tour Study Tips Posting Guidelines Terms and Policies Contact Us
Biology Forums - Study Force © 2010-2024 \| Powered by SMF \| SMF © 2015, Simple Machines \| Sitemap Biology-Forums.com is not affiliated with any publisher. Book covers, title and author names appear for reference only.

Chemistry questions needed as soon as possible

Related Topics