SO3 is an empirical formula for which of the following?

As of January 2009, the USA has produced 60,000 metric tons of nuclear waste in 60 yesrs of operating 104 nuclear power plants. on average how much waste is produced by each plant on a monthly basis? a. 0.8 tons p. month b. 83.3 tons p. month c.

What is the product of a positron and electron combining then undergoing annihilation during the pet imaging process? a. two 511 kev photons are formed. b. x-rays are formed. c. a single gamma ray is formed. d.

Multiple Answers Researchers are studying possible ways to use the process of nuclear fusion to generate electricity.

Which of the following best describes a person doing science? A. Dominick uses a computer to do his math homework. B. Lindsay measures the sizes of the craters on the Moon. C. Isabel invents a new kind of doorknob. D.

Calculate the number of ions present in 8.2 moles of calcium nitrate

Foods labeled "fat free" can actually contain less than 0.5 grams of fat.

How many grams of water will absorb a total of 2400 joules of energy when the temperature changes from 10.0°C to 30.0°C?

How does a tree speed up erosion? How can it slow erosion down?

In terms of electron configuration, why arsenic and antimony are chemically similar.

What does average speed mean