What type of nuclear reaction do thermonuclear weapons rely on? a. fusion c. both fusion and fission b. fission d. None of the above

A student records the value 1.5 atm on a data table. The student is measuring what?

What is the most expensive element?

1220 pounds / 2.2 inches = ?

Why is water being a universal solvent important to living things

A sample of helium has a volume of 150.0 L at STP. How many moles of helium are in the container?

Which compound is sometimes found in fire extinguishers

The volume coefficient of thermal expansion for gasoline is 950 * 10-6 K-1. By how many cubic centimeters does the volume of 1.00 L of gasoline change when the temperature rises from 30°C to 50°C?

An element's most stable ion forms an ionic compound with bromine, having the formula XBr. If the ion of element X has a mass number of 85 and has 36 electrons, what is the identity of the element?

How many molecules are in 3 moles of Fe2O3?

What terms are needed to completely describe velocity ... A. units B. number C. mass D. direction