Which of the following is an input for cellular respiration?
a co2
b. h2o
c. sunlight
d. og2

How many grams of mgbr2 are needed to produce 75g or metal?

Which statement about hf is true? it is zero for any compound in its standard state. it is positive when the bonds of the product store more energy than those of the reactants. it is negative when a compound forms from elements in their standard states. it is zero for any element that is in the liquid state.

Of the following elements, which is the least reactive? a. c b. h c. li d. he