Democritus thought that matter was made of tiny particles

of earth, air, fire, and water.

that were all round and smooth.

that could not be divided.

that could be divided.

1 mole of phosphoric acid (H3PO4) and 1.75 moles of NaOH are added to the one liter water. Calculate the pH.

How many valence electrons does aluminum AI have available for bonding

How to do an equation

What units could you use to describe the mass of a tablespoon

Which of the following is true about compounds? 1) They can be physically separated into their component elements. 2) They have properties similar to those of their component elements. 3) They have compositions that vary. 4) They are substances.

How to convert 0.000984 into scientific notation?

What is the total pressure in a 6.00-l flask which contains 0.127 mol of h2 (g) and 0.288 mol of n2 (g) at 20.0°c?

Convert 0.023 kg to centigran

Why has the canals in Venice Italy cleared up during this time?

What mass of potassium would react with excess chlorine to produce 156 grams of potassium chloride