What could J. J. Thomson conclude from his experiments? Atoms are mostly empty space. Most of the mass of the atom is concentrated in the center. Atoms must balance positive and negative particles. Atoms are indivisible.

Which statement best describes evidence that a chemical reaction occurs as a cake bakes? A) The water in the cake batter evaporates. B) The cake rises as gas bubbles form in the baking cake.

How many moles of carbon do you have in 100 quadrillion carbon atoms? report answer to 2 sig figs

The electrons which are primarily responsible for chemical bonds are: the outer s subshell the outer p subshell the valence electrons electrons with high ionization energy

How many of the eggs are usually fertilized by the sneaky/rough male?

In size. 1 Compare and Contrast How does fermentation that causes dough to rise differ from fermentation in muscles?

What is the frequency of a wave? A. The amount of time that one full cycle takes B. The distance traveled by the wave during one full cycle C. The amount of cycles that occur in a given time D. The distance from the beginning to the end of a cycle

How many of the elements in the second row of the periodic table (li through ne) will have at least one unpaired electron in their electron configurations?

The Modern atomic model includes electrons orbiting the nucleus. WHich of the following parts of the Dalton's atomic model was disproved by the discovery of the electron?

Explain why bromine does not react with aqueous potassium chloride

Beaker A contains 2.06 mol of copper, and Barker B contains 222 grams of silver. Which beaker the larger number of atom?