Which of the following is the correct isotope notation for the element above?

a.

b.

c.

d. user: how many neutrons are in an atom of carbon with a mass number of 14?

a. 6

b. 7

c. 8

d. 14

What is the difference between a weak and strong base? Only some of the molecules of a weak base dissociate to produce hydrogen ions when mixed with water, but all of the molecules of a strong base dissociate to produce hydrogen ions.

Solutions which can conduct electricity are called: homogeneous electrolytes polar metallytes

How does energy change when you consume nutrients?

What are some examples of van der waals forces?

If 35.8 g Mg react with 82.3 g HCl according to the reaction below, how many grams of hydrogen gas will produced, and how many grams of the excess reactant will be left over? Unbalanced equation: Mg + HCI - > MgCl2 + H2

How many moles of neon (Ne, 20.179 g/mol) are in 68.4 grams of neon

A 50.00 mL sample of groundwater is titrated with 0.0300 M EDTA. Of 12.40 mL of EDTA is required to titrate the 50.00 mL sample, what is the hardness of the groundwater in molarity and in parts per million of CaCO 3 by mass

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?