3. What metal is oxidized in the most common dry cell?

What was the main difference between Dalton's model of the atom and the model that was first developed by the Greeks?

An acid and a base react to form salt and water. Which of the following best describes this type of chemical reaction? Redox Neutralization Double Replacement Single Replacement

How many moles of Co2 will be produced if 9.0 moles of O2 completely react?

If the manta ray gets 50 kcal of energy by eating the starfish, how much energy does the clam get from eating the plankton?

A 950.0 mL solution of potassium permanganate was made by dissolving 45.0 g KMnO4 in 750.0 mL of water. Assume water has a density of 1.00 g/mL. (Molar Mass for H = 1, O = 16, K = 39, Mn = 55) The mole fraction of the solute =

A group of students are making a sign that is 3 meters long. If each student works on 20 cm of the sign how many students can work on the sign?

How many molecules are in 4.50 moles of H2O? A. 450 molecules B. 6.02 x 1023 molecules C. 2.71 x 1024 molecules D. 3.00 molecules

What is the main difference between a longitudinal wave and a transverse wave?

How many moles of methane (CH4) are in 7.31*10/25 molecules

What starting matirials do cells need for cellular respiration