If 200.0 grams of aluminum chloride react with calcium, how many moles of Al are produced? Ca + AlCl3 à CaCl2 + Al

The Ph of a solution that has a hydronium ion concentration [H3O + (aq) ] of 4.3X10-5 mol/l is what? Another question is: Because tomato plants grow best in slightly acidic soil they should be grown in soil with a ph of approximately A. 1.3 B. 5.9 C.

Is the element nickel a solute or solvent

Which of the following locations would experience the highest rate of sublimation?

The chemical agent or hazardous material that interferes with the body's ability to transfer oxygen to the cells is: A. Phosgene B. Hydrogen cyanide C. Tear gas D. Nerve agent

i buy a packet of captain crunch cereal it normally has 12oz but has 25% extra free how many ounces is in a packet

What is observed when a solution of potassium iodide is added to silver nitrate solution? a) No reaction takes place (b) White precipitate of silver iodide is formed (c) yellow precipitate of Agl is formed (d) Agl is soluble in water.

On earth, the weight of an object changes. TrueFalse

The primary anthropogenic source of atmospheric carbon dioxide (co2) is

Tin (II) fluoride (SnF2) is often added to toothpaste as an ingredient to prevent tooth decay. What is the mass of F in grams in 33.7 g of the compound?

On a separate sheet of paper, write the formulas for each of the following, complete and balance 1. iron + copper (II) sulfate 2. potassium chloride + mercury (I) sulfate 3. sulfur + oxygen