Calculate the mass of lead (II) nitrate, Pb(NO3)2 used for it to decompose on heating to produce 360 сm of oxygen, O2 gas at room temperature?
(RAM: N = 14; 0 = 16; Pb = 207; Molar volume = 24 dm'mol at room temperature)​

Which solution is an example of a nonelectrolyte? a. iodine in hexane b. sodium nitrate in waterc. acetic acid in waterd. hydrogen chloride in water

Which rate indicates the number of children that would be born per woman if she were to live to the end of her child bearing years

What is the importance of interlocking the fingers and rubbing while washing hands? the palms are the dirtiest parts of the hands. the spaces between the fingers get washed. the backs of the hands get washed. the fingernails are the dirtiest parts of the hands