Which kind of electrical charge is found on the oxygen atom of a polar water molecule ? a.) a negative charge that exist because of a covalent bond with hydrogen b.) a negative charge that exist because of an ionic bond with hydogen c.) a positive charge that exists because of a covalent bond with hydrogen d.) a positive charge that exist because of an ionic bond with hydrogen
Answers: 2
Biology, 21.06.2019 16:00
Which of the following examples can cause gene flow between populations? a.an increase in predators to a population of zebra b.a volcanic eruption that kills half of a population of mice c.bird droppings that contain seeds from a different location d.a person that sprays a toxin on a group of mosquitoes
Answers: 2
Biology, 21.06.2019 23:10
(drag each tile to the correct location.) categorize each term as something that is typical of a scientific theory, a scientific hypothesis, or both. - a tentative statement used to guide scientific investigations. - makes predictions about future events. - can be tested by many independent researchers. - based on observations of natural phenomena. - a well-established, highly reliable explanation.
Answers: 1
Which kind of electrical charge is found on the oxygen atom of a polar water molecule ? a.) a nega...
Geography, 10.12.2021 17:10
Mathematics, 10.12.2021 17:10
Mathematics, 10.12.2021 17:10
Mathematics, 10.12.2021 17:10
Mathematics, 10.12.2021 17:10
Mathematics, 10.12.2021 17:10
English, 10.12.2021 17:10
English, 10.12.2021 17:10
Chemistry, 10.12.2021 17:10