What do dipole-dipole forces do?

A. Replace covalent bonds with hydrogen bonds

B. Turn nonpolar molecules into solids

C. Hold polar molecules together

D. Hold nonpolar molecules together

What is kinetic energy? a. The energy of change b. The energy of distance or volume c. The energy of motion d. The energy of position or composition

What happens when two sound waves meet in constructive interference? A. The frequency increases. B. The sound disappears. C. The sound gets softer. D. The sound gets louder.

A gas sample enclosed in a rigid metal container at room temperature (20.0∘C∘C) has an absolute pressure p1p1p_1. The container is immersed in hot water until it warms to 40.0∘C∘C.

did the data support Martha's hypothesis? Use evidence to explain why or why not. if you feel the data were inconclusive, explain why.

Which of the following statements is true? Only some organs contain cells. All cells contain at least one tissue. Organs are made up of cells and tissues. Tissues are made up of organs and cells.

What is the relationship between frequency and velocity of a wave direct inverse or no relationship

How do scientist know that atoms and molecules combine in well-ordered arrays?

Explain why potassium and argon react together

Which indicator will be the same color in hydrochloric acid as it is in pure water? 1. methyl orange 2. phenolphthalein 3. bromcresol green

Based on your knowledge of energy resources conservation, which of the following statements is true? a) Manufacturers can increase a light bulb's energy efficiency by using technology that decreases the amount of electromagnetic energy the bulb