Question 3 (1 point) (01.02 LC)
Which of the following is a unit of mass in the metric system? (1 point)
O a
Gram
Ob
Ounce
Ос
Pound
Od
Ton

Does the energy in a solid increase or decrease when changing to a liquid?

An alkaline battery produces electrical energy according to the following equation. zn(s) + 2 mno2(s) + h2o(l) zn(oh)2(s) + mn2o3(s) (a) determine the limiting reactant if 17.5 g zn and 31.0 g mno2 are used. (type your answer using the format ch4 for ch4.) (b) determine the mass of zn(oh)2 produced. _ g

For each of the compounds below, show that the charges on the ions add up to zero. a. kbr b. cao c. li(2)o d. cacl(2) e. alcl(3)