92.4% of lilthium is Li-7. How many Li-7 would be in a 10,000 atom sample of Li?

How many grams of co(g) are there in 74.5 ml of the gas at 0.933 atm and 30o c?

Alidded glass container is filled with a colored gas. after a period of time, it is observed that the gas is uniformly spread throughout the box and that the movement has slowed considerably. next, a warm iron plate is carefully placed under the box. why is there resumed movement of the gas in the container?

Which liquid (h2o, h2o + soap, or h2o + salt) has the strongest cohesion and adhesion? (need now plz)