3 The rate of change of molar concentration of CHz radicals in the reaction 2 CH3(g) → CH, CH3(g) was reported as d[CH3]/dt=-1.2 mol dm-'s-1 under particular conditions. What is (a) the rate of reaction and (b) the rate of formation of CH3CH3?

24 points and brainliest to anyone who can answer under 10 minutes with best ! the table below shows the role of different substances during photosynthesis. substance role during photosynthesis glucose stores chemical energy water combines with glucose to form carbon dioxide chlorophyll traps sunlight which of the following statements would correct one of the roles listed in the table? glucose combines with carbon to form water. chlorophyll reacts with light to produce carbon dioxide. water combines with carbon dioxide during photosynthesis. chlorophyll stores chemical energy needed for photosynthesis.

Harry lives in a city, and he has a lung condition known as asthma. on certain days, harry has to stay inside because pollutants in the air make it difficult for him to breathe. which of these pollution sources are nonpoint sources that might bother harry if he goes outside? choose the two that apply.

What is the formula of the ionic compound composed of calcium cations and chloride anions