Acatalyst is the product of a combustion reaction not used up in a reaction one of the reactants in single-replacement reactions a solid product of a reaction. !

Y=‐1x + 7 if y has a value of ‐24 what is the value of x?

If a simple machine aduces the strength of a force, what must be increased? the speed of the input force the work the simple machine performs the size of the simple machine the distance over which the force is applied

Mercury turns to a vapor at 629.88 k. how much heat is lost when 75.0 g of mercury vapor at 650 k condenses to a liquid at 297 k?