How are rechargeable batteries recharged? a. Adding new reactants c. Passing electric charge through the reactants b. Changing to terminals d. Changing out the electrolytes

what happens when the pressure inside an object is greater than the pressure exerted by the atmosphere

A car is held motionless off the ground by a hovering helicopter. If the car's mass is 1500kg, what is the force on the car due to gravity? A. 153 N B. 1470 N C. 1500 N D. 14,700 N

Calculate the mass in grams of 5.0 moles of Li

its a hot summer day. You fill your glass up with ice and you pour in some sweet tea. What form of energy is found in the ice cubes.

Calculate the mass of Sulphur in 0.2 moles ofH2SO4

What is the numerical meaning of centimeter

You run an experiment to test the effects of temperature on solubility. What would you heat? A.) solvent B.) solute C.) the room B.) the beaker

What happens when a firework is ignited?

The spines and thick wavy cuticle on a cactus are both what

What type of chemical process is used to create perfume?