Given that a 15.00 g milk chocolate bar contains 9.500 g of sugar, calculate the percentage of sugar present in 15.00 g of milk chocolate bar keeping in mind that the answer should have four significant figures (two
decimal places).

Agas mixture with a total pressure of 745 mmhg contains each of the following gases at the indicated partial pressures: co2, 245 mmhg ; ar, 119 mmhg ; and o2, 163 mmhg . the mixture also contains helium gas. part a what is the partial pressure of the helium gas? phe p h e = nothing mmhg request answer part b what mass of helium gas is present in a 10.2-l sample of this mixture at 283 k ? m m = nothing g request answer

What are transitions between a liquid and gas called? identify which way they are transitioning

Which of these conditions most likely produces an unstable isotope?