In the formula XF2, the element represented by X can be classified as a (1) Group 1 metal (2) Group 2 metal (3) Group 1 nonmetal (4) Group 2 nonmetal

An object with a mass of 6.6 g raises the level of water in a graduated cylinder from 25.1 mL to 30.3 mL. What is the density of the object?

What is the momentum of a 37-kg person riding south on an 18-kg bicycle at 1.2 m/s?

Rock transfers heat rapidly. truefalse

Why will heat travel faster in solids than in liquids

Which of these best describes a scientific law ... ? 1. A rule made by a government 2. A rule that does not depend on observable evidence 3. A statement which varies under the same conditions 4. A statement about how things act in the natraul world

How to round 32.6721 according to the number of significant digits.

What is Absolute Zero?

Chemical equations need to be balanced in order to satisfy the law of: A. molecular changes B. conservation of mass C. conservation of energy D. products and reactants

Round to 4 significant figures: 42,561

Ammonia gas occupies a volume of 450 mL at a pressure of 90 kPa. What volume will it occupy at standard pressure?