Why is it important to close the container of sodium borohydride after use?

How many atoms of chromium are in 0.86 mol of potassium chromate (K2CrO4) ?

Argon, Ar, is a noble gas. How many miles of argon are in 200 gram sample of argon.? (Answer rounded to the ones place)

Which factors would increase the speed at which a solid solute such as sugar will dissolve, but not affect the solubility limit of the substance? Select all that apply. temperature surface area pressure stirring

Why do materials change size when they change temperature

Fluorescent genes from a jellyfish can be inserted into bacteria with minor modifications, resulting in bacteria that can produce green fluorescent protein.

Como se producen las bacterias

Name the layers of earth in order from most dense to least dense.

For the oxidation of glucose (C6H12O6 + 6O2 - - > 6H20 + 6CO2), how many grams of oxygen gas will be consumed when 950g of glucose is oxidized completely?

Solve 2v^2-90=0, where v is a real number

What is the relative mass of an electron?