How many chloride ions are needed to cancel the 2 + charge of magnesium in magnesium chloride?

Calculate the concentration (in molarity) of NaOH solution, if 25.0mL of the solution are needed to neutralize 17.4 mL of a 0.132M HCL solution.

Which of the following factors contributes to the decrease in ionization energy within a group in the periodic table as the atomic number increases?

The textbook procedure is asking you to dissolve 1 g of 3-nitrophthalic acid in hydrazine and only then to add the triethylene glycol.

8. A sample of chloroform is found to contain 24.0 g of carbon, 212.8 g of chlorine, and 2.02 g of hydrogen. If a second sample of chloroform is found to contain 60.0 g of carbon, what is the total mass of chloroform in the second sample?

Let's say i make a solution with alcohol and, say, 5g of a non-reactive chemical compound. If I evaporate the some if alcohol, will there always be 5g of the chemical left in the alcohol? Does it depend on the compound?

If the human body were a car, glucose would be:

Which part of the circulatory system contains blood rich in carbon dioxide (1) arteries (2) alveoli (3) veins (4) capillaries

Andrea was watching her brother in the ocean and noticed that the waves were coming into the beach at a frequency of 0.571429 Hz. How many waves hit the beach in 28 s? Answer in units of waves.

How many chloride ions are needed to cancel the 2 + charge of magnesium in magnesium chloride?

How many liters of air are in: A) a room that measures 10.0 ft * 11.0 ft and has an 8.00 ft ceiling? B) a room that measures 11.0 ft x 11.0 ft and has a 10.0 ft ceiling? 1 in. = 2.54 cm (exactly); 1 L = 103cm3