PLEASE ANSWER ASAP Theoretical yield is the calculated yield of a reaction that’s consideredyield.

A. 75 percent
B. 100 percent
C. 50 percent
D. 25 percent

A+b→2c when the reaction begins, the researcher records that the rate of reaction is such that 1 mole of a is consumed per minute. after making changes to the reaction, the researcher notes that 2 moles of a are consumed per minute. what change could the researcher have made to effect this change?

Compare and contrast the bohr model and the electron cloud models of the atom.

Chen drew a diagram to compare the ways in which different organisms obtain nitrogen. which label belongs to the area marked z?