Photosynthesis

produces movement in plants

converts light energy from the sun to chemical energy stored in glucose

converts chemical energy into food that can be eaten by the plant

is responsible for converting oxygen into carbon dioxide

A sample of C3H8 has 7.52*1024 H atoms. How many carbon atoms does the sample contain? What is the total mass of the sample?

Make a claim about copper and silver based on their position relative to each other

A sample of 8.5 g nh3 on oxidation produces 4.5 g of no. calculate the percent yield. reaction: 4 nh3 5 o2 → 4 no 6 h2o

When electrons gain energy, what can they do? A. drop to a lower energy level B. move to a higher energy level

A bolt of lightning exists in what phase? A. Gas B. Plasma C. Liquid D. Solid

What does fizzing indicate the formation of?

Next Dllution and Stoichiometry Calculations: Mastery Test Select the correct answer If you are performing a stoichiometry problem and the only information you have to start is the molarity and volume of a solution used, what would you do? O A.

N an exothermic reaction, what is true of the enthalpy? A. It has increased. B. It has decreased. C. It has remained unchanged. D. It has, at minimum, doubled.

What volume of 1.25 M HCI would be required to prepare 180 ml of a 0.500 M HCI solution

Why is a hypothesis useful even if it proved wrong?