Homework Help: Chemistry- HELP

Posted by Adam on Wednesday, October 7, 2009 at 3:25pm.

Can someone please help me? Are these questions correct...if not any suggestions would be greatly appreciated!

1. What salt forms as the result of a mixture of calcium hydroxide and hydrochloric acid?
a. CaCl
b. CaHCl
c. CaCl2
d. CaOH
e. Cl(OH)2
I believe this is C- CaCl2, is that right?

2. Which of the following is a salt?
a. HNO3
b. H2SO4
c. CaSO4
d. NaOH
e. NH3
I believe this is C- CaSO4, is that correct?

3. Which if the following is a strong electrolyte?
a. AgNO3
b. NH3
c. C2H3O2
d. C12H22O11
e. HF
I believe this is A- AgNO3, is that right?

4. Which of the following salts is insoluble?
a. LiCl
b. CuNO3
c. Ba(C2H3O2)2
d. NaI
e. CaSO4
I believe this is E- CaSO4, is that correct?

5. Which of the following is a soluble salt?
a. CaCO3
b. SrS
c. CaCl2
d. PbSO4
e. PbI2
I believe this is C- CaCl2, is that right?

Thanks for the help!

Chemistry- HELP - DrBob222, Wednesday, October 7, 2009 at 3:35pm
They look ok to me. The only question I would pose is for "solubility in what?" My presumption is that all of these questions that deal with solubility means solubility in water.

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