In the reaction 2 CO(g) + O2 (g) ® 2 CO2 (g), what is the ratio of moles of oxygen used to moles of CO2 produced?

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.

Earth's axis of rotation is tilted at an angle of 23.5 degrees. what is one change you would see on earth if its axis was not tilted?

Word equation for k(s) +h2o(l) yield koh (aq) + h2