Isotope Percent Abundance Relative Mass Carbon-35 75.77
34.9689
Carbon-37 24.23
36.9659
Find the average mass of the isotope. Answer in 4 significant figures

The answer for #3 is c but i don't know why

Select the correct answer how does the heat content of the reaction change in the process of photosynthesis when a glucose molecule is formed? ca the value of is negative the value of qis positive the value of a remains constant the value of a decreases the value of equals zero e

What is avogadro’s number, and why is it useful