Which of the following is a reactant in photosynthesis? a. O2
b. C6H12O6
c. COOH
d. CO2

Sara goes on a slingshot ride in an amusement park. she is strapped into a spherical ball that has a radius 3*10^2 of centimeters. what is the volume of air in the spherical ball? use this formula: volume of a sphere=4/3pi,r^3 , where r is the sphere’s radius.

20 the compound al(nh3)2 has atoms of nitrogen.

Describe the structure of amino acid, including what makes amino acids different from eachother