A lake is home to a large number of trout. Identify what is most likely to happen if a chemical is dumped into the lake. (2 points) I. The trout will not be affected by the pollution.
II. The number of trout will increase.
III. The trout will suffer from disease.

a
I

b
I and II

c
III

d
II and III

Agas at 155 kpa and standard temperature has an initial volume of 1.00 l. the pressure of the gas rises to 500 kpa as the temperature also rises to 135°c. what is the new volume? 2.16 l 0.463 l 0.207 l 4.82 l

This is a characteristic of the elements in the periodic table that shows a pattern. it may increase or decrease across or down the table.

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