How many grams are in 2.3 x 10^-4 moles of calcium phosphate

Solids we need to live

Which answer best describes the reducing and oxidizing processes in this reaction? no and co are both reducing agents. no and co are both oxidizing agents.

How many liters of hydrogen gas are needed to react with CS2 to produce 6.5 L of CH4 at STP

When forces attracting solvent particles to each other are broken what is provided for a solution. 1. Energy for the solute to precipitate 2. Space for the solute in the solvent 3. Inertia for the solute to move into the solvent 4.

When communicating with Apollo astronauts, there is approximately a 1.3 second delay in one-way communication. This is because A) space is a vacuum. B) the moon has virtually no atmosphere. C) radio waves travel at a speed of 186,000 miles/s.

The heart is an example of which level of organization within an organism? O cell organ tissue organ system O O

NaOH+HCl--> NaCl+H2O what is the total number of grams of H2O produced when 116 grams of the product, NaCl, is formed?

Is a sample of liquid nitrogen more dense than a sample of nitrogen gas

You have a balloon containing 1 L of air at STP in a vacuum chamber. What will the volume of the balloon be when you reduce the pressure by half and increase the temperature to 373 K?

Which method will correctly determine whether the forces on an object are balanced or unbalanced? A. Multiply the forces in the horizontal direction by the forces in the vertical direction. B.