Three compounds containing potassium and oxygen are compared. analysis shows that for each 1.00 g of o, the compounds have 1.22 g, 2.44g, and 4.89 g of k, respectively. show how these data support the law of proportion..

The density of glycerin is 1.26grams/centimeter cubed . how many is this? use the conversion rates of and . express your answer to the correct number of significant figures.

Apeak with a retention time of 407 s has a width at half-height (w1/2) of 7.6 s. a neighboring peak is eluted 17 s later with a w1/2 of 9.4 s. a compound that is known not to be retained was eluted in 2.5 s. the peaks are not baseline resolved. how many theoretical plates would be needed to achieve a resolution of 1.5?

Hey guys so i need to know what is _nh3+> nh4oh ~chemistry~