Halle la cantidad de protones, si el número de masa es 94 y el número de neutrones es 37. a) 40
b) 57
c) 60
d) 70
e) 131

If you chip a tooth, most likely you will go to the dentist to have the missing material filled in. currently the material used to fill in teeth is a polymer that is flexible when put in, yet is hardened to the strength of a tooth after irradiation with blue light at a wavelength of 461 nm. what is the energy in joules for a photon of light at this wavelength?

What determines the average kinetic energy of the particles in a gas? a. the number of collisions b. the number of particles c. the size of the particles d. the temperature

If i had 2 m naoh solution, what does the 2 m stand for? 2 molar, but 2 of a solute in 1