A compound is composed of two elements and has the formula X2Y3. The molar mass of X is 26.98 g/mol and 1.1009 mol of the compound contains 165.32 g. What is the most likely identity of compound X2Y3, by formula and name?

In the space, show a correct numerical setup for calculating the number of moles of co2 present in 11 grams of co2

How are evaporation and sublimation similar? a both involve the formation of a gas. b both release energy to the surroundings. c both take place throughout a solid. d both take place at the surface of a liquid.

Draw any one of the skeletal structures of a 2° alkyl bromide having the molecular formula of c6h13br and two stereogenic centers. indicate chirality by using wedge and hashed wedge notation. lone pairs do not need to be shown.