A 500-kg elevator is raised to a height of 10 min 10 seconds. Calculate the power of the motor.

490,000 W

49,000 W

4900 W

490 W

If the density of an object is 5.2g/cm3, and it's volume is 3.7 cm3, what is it's mass?

7) Sodium is much more apt to exist as a cation than chlorine because: a) chlorine is a gas and sodium is a solid b) chlorine has a greater electron affinity than sodium c) chlorine is bigger than sodium d) chlorine has a greater ionization energy

F has ___ valence electrons.

How can you describe the location of vanadium (v, atomic number 23) on the periodic table? Choose all that apply. period 5, group 4 period 4, group 5 nonmetals transition metals

The process by which water falls to earth as rain, snow, hail, or sleet is called what

What will happen if you mix baking soda, soda and orange juce

What is the oxidation number of S in Li2SO4?

Which of the following is not a skill scientist use to learn about the world A. Predicting B. Observing C. Inferring D. Scientist use all of the above skills

When you overshoot during titration what is the result

The transmission of heat requiring the movement of a liquid or a gas is A. transduction. B. convection. C. radiation. D. conduction