Which term describes this molecular shape? A. Trigonal pyramidal
B. Trigonal planar
C. Tetrahedral
D. Linear

An atomic nucleus is composed ofa)protons.b)protons and neutrons.c)protons and electrons.d)protons, neutrons, and electrons.

What is matter? a. anything that has mass and takes up space b. something that has volume and takes up space. c. things that have energy and take up space d. things that take up space but don't have mass

Solve this problem using the appropriate law. (remember that ) what is the pressure of 1.9 mols of nitrogen gas in a 9.45 l tank and at a temperature of 228 k?