Which substance has the highest density at room temperature?
a. hydrogen
c. water
b. oxygen
d. they are all the same

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

How many moles of gas are present if p=11 atm, v=12l, t=185k?

The chemical bond connecting one nucleotide with the next one along the nucleic acid chain is called a