2K3N +3CaCrO4 → Ca3N2 + 3K, CrO

Give the formula for the second reactant:

How many potassium atoms on the reactant side:

How many oxygen atoms on the product side?

The reaction q+r2=r2q is found to be first order in r2 and

Imagine that twenty i. u.’s of enzyme z were catalyzing the above reaction for one minute, under vmaxconditions, in a 3.00 ml assay volume. the assay is buffered with 20 mm phosphate buffer, ph 7.60. what will the ph be at the end of that one minute?

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.