The motor of a conveyor belt can push a car with a force of 9,800 Newtons across a 90 m length of floor, in only 30 seconds . What is the power output of the motor?

If a polyatomic ionic compound has gained two hydrogen ions, then how does its name begin?

Ted and emily played a mixed doubles tennis match against jack and brenda. in the second match. ted and brenda played against jack and emily. which type of chemical reaction does the situation demonstrate?

Ican determine the molar mass of an element by looking on the under the atomic mass for the element. for example the molar mass of phosphorus is 30.974 grams/mole. avogadro’s number tells me the amount of representative particles in 1 mole of any substance. this means 12.011 gram sample of carbon and a 32.0 gram sample of sulfur have the same number of atoms.