Biology, 15.10.2019 21:30, philyshahill
1. if element x has 43 protons, how many electrons does it have?
2. an element's atomic number is 84. how many protons would an atom of this element have?
3. how many neutrons does element x have if its atomic number is 54 and its mass number is 160?
Answers: 1
Biology, 21.06.2019 22:30, shawnball8571
Models are non-visual ways of coummincating how someone thinks about something in the natural world
Answers: 1
Biology, 22.06.2019 00:00, cutierosie5136
Darrel conducted an experiment with the following procedure: fill two cups with ice water. place an uninflated balloon snuggly onto your left index finger. blow a little air into an identical balloon, and place it onto your right index finger. place both fingers into the cups of ice water. darrel noticed that his right finger felt warmer in the ice water than did his left finger. which of the following does the experiment show? a. air is a good radiator of heat. b. air is a good insulator of heat. c. air is a good conductor of heat. d. air is a good convector of heat.
Answers: 1
Biology, 22.06.2019 05:30, hamptonjeleesa
What is the compliment dna strand to the following sequence: ttgactaggcta
Answers: 1
1. if element x has 43 protons, how many electrons does it have?
2. an element's atomic...
2. an element's atomic...
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