Explain in your own words what an atom and element are.

How are climates of coastal regions affected by the specific heat capacity of water? A. Water temperatures are increasing B. Water temperature are decreasing C. Wind patterns are observed D. Land mass is decreasing

Which of the following covalent bonds is the most polar? H-F H-C H-N H-H

254950m to millimeter

Which of the following pairs are isotopes of each other? A. 32S and 32P B. 18O and 18F C. 7Li and 9Be D. 14N and 15N

Given the partial equation? MnO4-+? SO32 - →? Mn2++? SO42 - what must the coefficients be so that the electrons are balanced? Enter the equation coefficients in order separated by commas (e. g.

Why openness is important to the progress of science?

At a certain temperature the rate of this reaction is second order in NH4OH with a rate constant of 34.1 M^-1s^-1: Suppose a vessel contains NH4OH at a concentration of 0.100M.

If you go into the lab and dissolve 2.11 g of magnesium chloride in enough water to make 1500 ml of solution, what is the molarity of the resulting solution?

Which one of the following Acids is most likely to hurt you? Acid A: 1.0 M; Acid B: 0.0001M

Which statement accurately describes the atoms of a specific element? explain your answer in complete sentences. A. A Neon, Ne, atom contains 10 electrons outside the nucleus and 11 neutrons inside the nucleus. OR B.