Which factor explains why coal dust in an enclosed space is more explosive than coal dust blown outdoors into an open space? A. Temperature.

B. surface area

C. concentration

D. Volume

E. catalyst

What are hydrocarbon?

When a mixture of ice and water originally at 0 is heated, the temperature remains constant until all of the ice melts?

If a flask initially contains 2.0 atm of A and 1.9 atm of B, what will be the pressure in the flask if the reaction proceeds to completion? (Assume constant volume and temperature.)

Which of the following is a nonrenewable resource? A. Tree B. River C. Gold D. Carbon

How many mL of 0.1 M NaOH would be required to neutralize 2.0 L of 0.050 M HCl

What is the distance from the highest part of one wave to the highest part of the next wave.

Calculate Delta E when 33.0 g of carbon dioxide sublimes at 77.0 K and 1 ATM

Calculate zeff for a valence electron in an oxygen atom.

Which of the following are physically properties of a penny

Complete the following statements about the functions of the digestive system. The starts an involuntary swallowing action when it senses food. The squeezes food down the digestive tract by an involuntary synchronized muscle movement called.