If an atom has 16 protons, 15 neutrons, and 19 electrons, what is the atom's electrical charge?

a. - 3

b. 1

c. - 1

d. 3

Atomic oxygen would most likely form its most stable monatomic ion when it: 1. elevates one electron from the s orbital to a p orbital. 2. elevates one electron from a p orbital to a d orbital. 3. loses one electron. 4. gains one electron. 5.

Which of these statements about resonance is true? (a) when you draw resonance structures, it is permissible to alter the way atoms are connected. (b) the nitrate ion has one long n-o bond and two short n-o bonds.

Coliform bacteria are found in human and animal waste true or false

How many molecules are present in one mole of c6h12o6? a. 6.02 * 1023 molecules b. 1.7 * 10-10 molecules c. 1.3 * 1010 molecules d. 1.7 * 1022 molecules e. 24 molecules?

Four ice cubes at exactly 0°C having a total mass of 53.5 g are combined with 115 g of water at 75°C in an insulated container.

Which of the following is true of a person with a high credit score?

What is an example of making a qualified observation

With respect to composition, how is the compound made from hydrogen and oxygen different from mixtures of these two elements?

How should scientist respond when new evidence that challenges current is presented?

Consider the following reaction, equilibrium concentrations, and equilibrium constant at a particular temperature. Determine the equilibrium pressure of H2. D2 (g) + H2 (g) ⇌ 2 HD (g) Kp = 1.80 P (D2) eq = 1.1 * 10-3 atm P (HD) eq = 2.7 * 10-3 atm