subject
Biology, 23.11.2019 01:31 ab847150

Calcium oxide (cao) forms when an atom of calcium loses two electrons, giving it a +2 charge and an atom of oxygen picks up two electrons, giving it a –2 charge. what is calcium oxide?

ansver
Answers: 3

Another question on Biology

question
Biology, 22.06.2019 02:00
The finches on the galapagos island were similar in form except for variations of their beaks. darwin observed that these variations were useful for: attracting a mate defending territory building nests gathering food
Answers: 3
question
Biology, 22.06.2019 04:30
Rachel ate a piece of fruit and happened to drop the seeds in her backyard. after a few weeks, she saw a small plant with flowers growing in the backyard. which group does this plant belong to? a. angiosperms b. gymnosperms c. pteridophytes d. bryophytes e. chytrids
Answers: 1
question
Biology, 22.06.2019 09:00
Temperatures in ponds and lakes vary by season. select the best answer from the choices provided t f
Answers: 2
question
Biology, 22.06.2019 12:00
Refer to the family pedigree shown here. in generation i, one parent is affected by the gene mutation and one parent isn't. in generation ii, all three children are affected by the gene mutation. what can you conclude about this gene mutation? a. all children born in future generations will be affected by this disorder. b. this gene mutation is a dominant disorder. c. this gene mutation is a recessive disorder. d. the generation i mother is a carrier of this gene mutation.
Answers: 2
You know the right answer?
Calcium oxide (cao) forms when an atom of calcium loses two electrons, giving it a +2 charge and an...
Questions
question
Mathematics, 24.09.2019 01:30
Questions on the website: 13722363