The pH of Na2C03 with a concentration of 0.0745mol/L

What type of electromagnetic radiation has a shorter wavelength than blue light

Ican determine the molar mass of an element by looking on the under the atomic mass for the element. for example the molar mass of phosphorus is 30.974 grams/mole. avogadro’s number tells me the amount of representative particles in 1 mole of any substance. this means 12.011 gram sample of carbon and a 32.0 gram sample of sulfur have the same number of atoms.

The time that is taken by neptune once around the sun is called