what are scientists who study fossils called? (a) astronomers. (b) biologists. (c) geologists. (d) paleontologists.

Acid into water true or false

If volume is increased, the number of collisions per second ... decreases or increases?

What does the force of gravity on an object depend on A: Molecules B: The objects mass C: compounds D: charged particles

Why does spring tides occur

Which lists the main components of Darwin's theory of evolution? Random mutations drive evolution; the evolution of a population happens slowly; organisms have common ancestors; organisms do not change.

How to find h30 in 0.08m

Nitroglycerin (c3h5n3o9) is a powerful explosive. its decomposition may be represented by 4c3h5n3o9 → 6n2 12co2 10h2o o2 this reaction generates a large amount of heat and gaseous products.

A 3-column table with four rows. The first column has entries Liquid A, Liquid B, Liquid C, Liquid D. The second column titled mass has entries 160 grams, 173 grams, 198 grams, 220 grams.

Which option correctly describes the influence of electronegativity difference on bond character?

How do I write a balanced half-reaction describing the reduction of gaseous dioxygen to aqueous oxide anions?