4. Which of the following are not able to travel through empty space?
A. gamma rays
C. sound waves
B. ultraviolet waves
D. light waves

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

Air can be considered a mixture. which statement does not explain why?

What is the percentage of hydrogen in c2h4