Which one of the following represents the number of units of each substance

taking part in a reaction?

A. Coefficient

B. Equation

C. Product

D. Reactant

which statements best describes temperature? a. it is a measure of heat flow. b. it is a measure of average kinetic energy. c. it is a measure of average potential energy. d. it is a measure of average potential and kinetic energy. e.

When a molecule absorbs IR eletromagnetic energy, what are the vibrational modes affected?

As a spherical ammonia vapor bubble rises in liquid ammonia, its diameter changes from 1 cm to 3 cm. Calculate the amount of work produced by this bubble, in kJ, if the surface tension of ammonia is 0.07 N/m.

How much thermal energy is needed to raise the temperature of 4.0 kg of water from 25°C to 75°C?

What is speed in your own words

A girl pushes a cart with a force of 10 N. if the cart has a mass of 5 kg, what is its acceleration?

How long will it take take light moving at 300,000 km/s to reach us from the sun? The sun is 15,000,000 km from earth.

What is a Nebulas relationship between pressure and gravity

When the net force on an object is greater than 0, how is its related to its acceleration

Explain the difference between kinetic and protial energy.