How much energy does a 9 x 10^-8 m wavelength photon have?
a. 2.21 x 10^-18 J
b. 5.96 x 10^-41 J
c. 1.988 x 10^-49 J
d. 7.36 x 10^-27 J
please help me and explain step by step how you got the answer tysm

What type of reaction is shown below? check all that apply. 2h2o2 → 2h2o + o2 synthesis decomposition combustion

Plzz a sample of table sugar (sucrose, c12h22o11) has a mass of 7.801 g. ● a) calculate the number of moles of c12h22o11 in the sample b) calculate the number of moles of each element in c12h22o11 (number of moles of c, number of moles of h & number of moles of o) in the sample. (use your answer from part a as your starting point.) show your work and highlight your final answer. calculate the number of atoms of each element in c12h22o11 (number of atoms of c, number of atoms of h & number of atoms of o) in the sample. (use your answers from part b as your starting for each element.) show your work and highlight your final answer.

Is the idea of spontaneous generation supported by redi's experiment? justify your answer in 2-3 sentences?