Tritium is an isotope of hydrogen (H) that has:

A. 1 proton and 0 neutrons

B. 2 protons and 1 neutron

C. 1 proton and 2 neutrons

D. 1 proton and 1 neutron

How much work is required to lift a 0.500 kg block 18.5 m?

A transfer of heat within a liquid or gas that involves warm particles moving in currents is

Levi is conducting a comparative experiment where he is comparing the average temperature in cities and nearby rural areas. He finds that cities are on average one degree warmer than rural areas.

The economy is in a recession. The government enacts a policy to increase purchases by $2 billion. The MPC is 0.8. What would be the full increase in real GDP from the change in government purchases at a given price level

What is the pH of a solution with a 2.20 x 10-8 M hydroxide ion concentration

Draw the alkyne formed when 3,4-dichloroheptane is treated with an excess of strong base such as sodium amide

A penny has a mass of 2.50g and the moon has a mass of 7.35 X 10^22 Use this information to answer the questions below. Be sure your answers have the correct number of significant digits.

If a car tire has a diameter of 3232 inches, what is the approximate circumference of the tire?

9) Bettina spoke into a microphone during the school play to increase the sound of her voice so the audience could hear her speak.

Explain what happens to the average kinetic energy thermal energy and temperature of a substance when the particles in the substance slows down