What is the charge on the Few ion in the ionic compound FeCl³?

Determine the number of valence electrons in each of the neutral atoms. carbon: nitrogen: oxygen: chlorine: sulfur:

True or false An organism needs two dominant alleles to express that trait.

How many atoms are there in 10.0 g of sodium?

What is the name of the compound that has the formula PCl3? a. monophosphorus trichloride b. phosphorus trichlorate c. phosphorus trichloride d. phosphorus chlorate

It is NOT possible for a virus to infect a bacterium. T or F

A sample of bismuth weighing 0.687 g was converted to bismuth chloride by reacting it first with HNO3, and then with HCI, followed by careful evaporation to dryness. The mass of the bismuth chloride obtained was 1.032 g.

When 1 g of sodium chloride (NaCl) is placed in 100 g of water, a solution results. Once the solution is prepared, water is now considered what part of the solution?

1. How is pressure affected as depth increases? 2. As the sun heats the surface of the oceans, two layers of water result. What separates the layers? 3. How is temperature affected when? (a) the depth increases (b) the latitude increases 4.

Are nails in a jar with water a chemical change

What is the molarity of a solution composed of 4.73 g of potassium iodide (KI) dissolved in enough water to make 0.169 L of solution? Answer in units of M.