A decimeter (dm) is one tenth of a meter. The diameter of Earth is 1.3 x 104 km. What is the diameter expressed in decimeters?

1.3 * 107 dm

1.3 * 1011 dm

1.3 * 108 dm

1.3 * 10-5 dm

Explain the relationship between a mole of a substance and avogadros constant

One molecule of glucose makes 30 molecules of atp. how many molecules of glucose are needed to make 6000 molecules of atp in aerobic respiration?

What is the molar mass of a substance? A.) the mass in grams of one mole of a substance B.) the number of particles in one gram of a substance C.) the number of moles in one gram of a substance D.) the mass in grams of one particle of a substance

We are able to sip a hot tea faster from a saucer than a cup give reason?

Which statement is true for the given single-replacement reaction? Cu + AgBr - - > A. Copper combines with silver bromide during the reaction. B. Silver bromide breaks down to form silver and bromine. C.

How are real gases different from ideal gases?

Which one doesnt belong in the list below? A. a meter B. one liter C. One centimeter D. one kilometer

Which elements did curies discover

When rubidium metal is exposed to air, two atoms of rubidium, Rb, combine with one atom of oxygen. If 1.98 grams of rubidium is exposed to air, what will be the mass of the product in grams

Fission reactions can get of of control without what taking place?