The mass of one mole of any substance:

A. is equal to 6.02 x 1023 g

B. is equal to the sum of the atomic masses of every atom in the formula

C. is the same for all elements but not molecules

D. is the same for all elements and molecules

If a truck mass is 2225 kg and the net force on it is 9580 N to the east. What is the trucks acceleration?

To pull up a bucket of water from a well, George pulled hard on a handle to wind up a rope. Which kind of energy was George applying to the handle? Question 7 options: chemical energy . frictional energy potential energy mechanical energy

Rhenium (Re) is made up of 37.4% 185Re and 62.6% 187Re. The atomic mass of 185Re is 184.953 amu. The atomic mass of 187Re is 186.958 amu. What is the average atomic mass of rhenium?

What biome, sometimes called a prairi or veld, is hot, dry, and great for growing food?

10. What is the molarity of a MnO4 - solution if 23.5 mL of this solution is required to react completely with 30.0 mL of 0.134 M Fe2 solution according to the equation 5Fe2 (aq) MnO4 - (aq) 8H (aq) - --> 5Fe3 (aq) Mn2 (aq) 4H2O (l)

Why do you need a balanced equation for stoichiometry?

The density of gold is 19.3 g/cm3. What is the volume of a 13 g gold nugget?

Glucose, C6H12O6, C6H12O6, is used as an energy source by the human body. The overall reaction in the body is described by the equation C6H12O6 (aq) 6O2 (g) ⟶6CO2 (g) 6H2O (l) C6H12O6 (aq) 6O2 (g) ⟶6CO2 (g) 6H2O (l) Calculate the number of grams of

Which two bases pair with each other?

What is the main cause of increased erosion