Now dilute 10.0 mL of the 0.50 M NaCl by adding distilled water until 100 mL of solution are produced.

Do the 100 mL of diluted NaCl have more, less, or the same quantity of NaCl as the original 10.0 mL of 0.50 M NaCl?

more

less

the same

The magnesium and calcium ions present in seawater ([Mg2+] = 0.059 M and [Ca2+] = 0.011 M) can be separated by selective precipitation with KOH. What is the concentration of [Mg2+] when Ca (OH) 2 starts to precipitate? Ksp Mg (OH) 2 = 2.

Fluorite, a mineral of calcium, is a compound of the metal with fluorine. Analysis shows that a 2.76g sample of Fluorite contains 1.42g calcium. Calculate the mass fraction of calcium and fluorine in Fluorite.

What is the ph of 0.11 m diethylamine, (ch3ch2) 2nh, (kb = 8.6 * 10-4) ?

Which statement best explains why heating a liquid affects its viscosity?

If 200 ml of 0.15 M propionic acid (PA) is added to 300 ml of 0.02 M NaOH, what is the resulting pH of the solution? Round the answer to one decimal place. pKa = 4.87

Which has the highest viscosity? milk maple syrup orange juice water?

Sodium (Na) A Homogeneous Mixture B Element C Compound D Heterogeneous Mixture

What structures are formed when water molecules surround ions

Which state of matter is the most compressible?

My chemistry is so hard