Why are fossil fuels still the primary way humans harness power

What is the basic unit of mass in the metric system?

A piece of ice melts in one's hand because heat moves from the hand into the ice. This is an example of heat transfer by

A stable community that no longer goes through ecological changes?

The cube has a mass of 3,300 g. What is its density? g/cm3 What substance is it?

If the absolute temperature of a gas is 600 K, the temperature in degrees Celsius is A. 705°C. B. 327°C. C. 273°C. D. 873°C.

Consider the equilibrium system: 2ICl (s) ⇄ I2 (s) + Cl2 (g) Which of the following changes will increase the total amount of of Cl2 that can be produced?

For your recrystallization, you will need to make 75% ethanol in water from 95% ethanol in water. Calculate how much 95% ethanol and water you will need to make 20 mL of 75% ethanol. Hint: You may want to use M1V1=M2V2.

Why does increasing the temperature of the reactants increase the rate of a chemical reaction?

Molecules are made up of small parts called

A student uses a magnet to move a 0.025 kg metal ball. The magnet exerts a force of 5 N, which causes the ball to begin moving. What is the acceleration of the ball when it begins to move?