subject
Biology, 29.10.2019 21:31 tyneshiajones124

Which of the following describes the difference between nitrogen-14 and nitrogen-15? ( point)
nitrogen-14 has 14 electrons, 14 protons, and 14 neutrons; nitrogen-15 has 15 electrons, 15 protons, and 15 neutrons
nitrogen-14 has 7 electrons, 7 protons, and 7 neutrons, nitrogen-15 has 8 electrons, 8 protons, and 8 neutrons
nitrogen-14 has 14 electrons, 14 protons, and 14 neutrons, nitrogen-15 has 14 electrons, 14 protons, and 15 neutrons
nitrogen-14 has 7 electrons, 7 protons, 7 neutrons nitrogen-15 has 7 electrons, 7 protons, and 8 neutrons,

ansver
Answers: 3

Another question on Biology

question
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
question
Biology, 21.06.2019 16:40
Hemoglobin is the compound in red blood cells that carries oxygen to the body. the distribution of hemoglobin in women in g/dl of blood is approximately normally distributed with mean 14 and standard deviation 1. too little hemoglobin, and you're anemic. 2. too much, and (unless you live at high altitudes), you can have other problems.
Answers: 3
question
Biology, 21.06.2019 20:00
Many people try to eliminate fat from their diets. which is one reason it is necessary for humans to eat fat? a. eating fat is the fastest way to get energy. b. fat eliminates triglycerides from the body. c. saturated fats clear out the blood vessels. d. fat nerves transmit signals. , this is for apex in summer school.
Answers: 1
question
Biology, 22.06.2019 02:30
Astudent reads the following text in a science book: scientific evidence tells us that the cause of earths four seasons is the tilt of earth as it revolves around the sound the student is instructed to illustrate this information in a science book. how will the student illustrate winter in the northern hemisphere? a.earths northern hemisphere will tilt away from the sun. b. earths northern hemisphere will tilt toward the sun. c.earths orbit will be farther away than from the sun d. earths southern hemisphere will tilt away from the sun.
Answers: 1
You know the right answer?
Which of the following describes the difference between nitrogen-14 and nitrogen-15? ( point)
...
Questions
question
Biology, 19.08.2019 04:10
question
Biology, 19.08.2019 04:10
question
Biology, 19.08.2019 04:10
Questions on the website: 13722359