What is the energy required to go from liquid to gas called?
A. The specific heat capacity
B....
Chemistry, 27.05.2021 23:50 lizbeth232001
What is the energy required to go from liquid to gas called?
A. The specific heat capacity
B. The latent heat of vaporization
C. The thermal energy of a substance
D. The latent heat of fusion
Answers: 3
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The covalent compound acetylene, which is the fuel of the oxyacetylene torch used by welders, has the molecular formula c2h2. the covalent compound benzene, a commercial solvent, has the molecular formula c6h6 each of these covalent compounds contains carbon and hydrogen atoms in a one-to-one ratio. would it be correct to write the chemical formulas of each as ch? explain.
Answers: 1
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Which of the following is an example of physical change not a chemical change? a) a log gives off heat and light as it burns. b) a tree stores energy from the sun in its fruit. c) a penny lost in the grass slowly changes color. d) a water pipe freezes and cracks on a cold night.
Answers: 2
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Which is the solubility product expression for caf2(s)?  [ca2+]/[f–]2  [ca2+][f2–]  [ca]+[f]2  [ca2+][f–]2
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What is the oxidation state of each individual carbon atom in c2o42−?
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