Chemistry, 30.06.2019 19:20 gstinson98
Given that oxygen-16 and oxygen-18 both have an atomic number of 8, how many electrons, protons, and neutrons do these oxygen atoms contain? a. both oxygen isotopes contain 8 electrons and 8 protons but each contains a different number of neutrons - 8 and 10 respectively. b. the oxygen isotopes contain 8 electrons but each contains a different number of neutrons and protons - 8 and 10 respectively. c. these oxygen configurations contain the same number of subatomic particles - 8 electrons, 6 protons and 10 neutrons. d. any oxygen atom contains 8 electrons and 9 neutrons but these vary in the number of protons - 8 and 10 respectively.
Answers: 1
Chemistry, 23.06.2019 05:00, xxaurorabluexx
Which of the following describes qualitative data? a) recording the temperature of a solid as it is warmed. b) noting the color of a solution as it is heated. c) measuring the volume of an object by water displacement. d) taking the mass of an object using a balance.
Answers: 2
Chemistry, 23.06.2019 10:00, kidre96521
State the effect on the concentration of the clo- ion when there is a decrease in the concentration of the oh- ion
Answers: 1
Given that oxygen-16 and oxygen-18 both have an atomic number of 8, how many electrons, protons, and...
Social Studies, 27.12.2019 00:31