An eager scientist on a hot summer day needs to determine how much ice to buy. she has a cooler which is filled with 32 cans of soda at a temperature of 82.9∘f. each can has a mass of 384 g. the scientist wants the temperature of the drinks to be 40.8∘f. if there is no heat lost by the cooler and ignoring any heat lost to the soda containers, what mass ice of ice needs must she add to her cooler? assume the temperature of the ice is 32.0 °f.

Sulfuric acid (a component of acid rain) reacts with limestone (calcium carbonate) to produce calcium sulfate and carbon dioxide. this damages buildings and statues made of limestone. which solution of sulfuric acid will damage these structures more quickly? a. 0.001% b. 0.005% c. 0.010% d. 0.015%

In a water molecule, hydrogen and oxygen are held together by a(an) bond. a) double covalent b) ionic c) nonpolar covalent d) hydrogen e) polar covalent

3.09 lab: reaction of metals 1 which combinations of substances resulted in a chemical change? for each metal that participated in a chemical change, write the type of metal it is, based on your examination of the periodic table. were there any metallic compounds that did not react with either the acid or the base? write the type of metal, based on your examination of the periodic table. make a general statement about the reactivity of the metals in this experiment.