Questions from General Chemistry

Q: Balance each of the following chemical equations. a. Cl2

Balance each of the following chemical equations. a. Cl2(g) + KBr(aq) Br2 (l) + KCl(aq) b. Cr(s) + O2 (g) Cr2O3(s) c. P4(s) + H2 (g)...

Q: Balance each of the following chemical equations. a. SiCl4

Balance each of the following chemical equations. a. SiCl4(l) + Mg(s) Si(s) + MgCl2(s) b. NO(g) + Cl2(g) NOCl(g) c. MnO2(s) + Al(s)...

Q: Suppose you are trying to help your friend understand the general solubility

Suppose you are trying to help your friend understand the general solubility rules for ionic substances in water. Explain in general terms to your friend what the solubility rules mean, and give an ex...

Q: For each of the following atomic numbers, use the periodic table

For each of the following atomic numbers, use the periodic table to write the formula (including the charge) for the simple ion that the element is most likely to form. a. 36 b. 31 c. 52 d. 81 e....

Q: For the following pairs of ions, use the principle of electrical

For the following pairs of ions, use the principle of electrical neutrality to predict the formula of the binary compound that the ions are most likely to form. a. Na+ and S2- b. K+ and Cl- c. Ba2+...

Q: Which of the following statements about chemical equations is (are)

Which of the following statements about chemical equations is (are) true? a. When balancing a chemical equation, you can never change the coefficient in front of any chemical formula. b. The coeffic...

Q: Write the name of each of the following ionic substances, using

Write the name of each of the following ionic substances, using the system that includes a Roman numeral to specify the charge of the cation. a. FeBr2 b. CoS c. Co2S3 d. SnO2 e. Hg2Cl2 f. HgCl2...

Q: A member of the alkali metal family whose most stable ion contains

A member of the alkali metal family whose most stable ion contains 36 electrons forms a compound with chlorine. What is the correct formula for this compound?

Q: On the basis of the general solubility rules given in Table 7

On the basis of the general solubility rules given in Table 7.1, predict which of the following substances are not likely to be soluble in water. Indicate which specific rule(s) led to your conclusion...

Q: On the basis of the general solubility rules given in Table 7

On the basis of the general solubility rules given in Table 7.1, predict which of the following substances are likely to be appreciably soluble in water. Indicate which specific rule(s) led to your co...