11. A balloon contains 0.20 mol of oxygen gas (O2) and 0.60 mol of nitrogen gas (N2). At STP, what is the partial pressure of oxygen in this balloon

Llama have 74 chromosomes how many chromosomes will they be found in their gametes explain how you know

The diagrams show objects’ gravitational pull toward each other. which statement describes the relationship between diagram x and y? gravity attracts only larger objects toward one another. gravity attracts larger objects only if they are close to one another. if the masses of the objects increase, then the force between them also increases. if distance between the objects increases, then the amount of force also increases.

Water's surface tension and heat storage capacity are accounted for by its a) orbitals b) weight c) hydrogen bonds d) mass e) size