How many molecules of sulfur trioxide are in 78.0 grams?

(A) 7.33 x 10^23

(B) 5.87 x 10^23

(C) 3.76 x 10^27

(D) 0.974

(E) none of the above

How many grams of koh would be needed to produce 5.00 moles of k2so4?

What is the mass number of beryllium with 5 neutrons

If one species in a community does out or moves, the community will A) be affected. B) stop working. C) not be affected. D) replace the species.

What type of bond is formed when electrons are transferred from one atom to another

Describe the alternative energy source that you chose. Where is that energy produced? How is that energy produced? (be specific) What are the advantages and disadvantages of this type of energy?

Which type of luster gives the mineral the appearance of metal?

Anything that contains only one kind of material?

One mole of propane (c3h8) gas reacts with five moles of oxygen (o2) gas to produce three moles of carbon dioxide gas (co2) and four moles of water gas (h2o).

How many nitrogen molecules are in 1.2 moles of N2?

Which best describes how sediment forms?