Chemistry, 27.09.2019 06:30 hannaharsena
The sun sends out enormous amounts of energy . solar energy is produced through nuclear reactions in the sun’s core . once this energy reaches the solar surface, it takes only 8 minutes , traveling at a speed of 300,000 km/s, to reach earth. what evidence can you provide that energy from the sun actually reaches earth’s surface? write or illustrate your ideas in the space below. (it’s due tomorrow )
Answers: 1
Chemistry, 22.06.2019 05:30
Compare and contrast physical changes with chemical changes.
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Chemistry, 22.06.2019 09:00
This chart lists four kinds of polymers and their sources. what can be known about all four polymers, despite their differences? they come from living things. they share ionic carbon bonds. they are at least 100 monomers long. they are made of repeating subunits.
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Chemistry, 22.06.2019 15:30
Using the first volume and temperature reading on the table as v1 and t1, solve for the unknown values in the table below. remember to use the rules of significant figures when entering your numeric response.
Answers: 1
Chemistry, 22.06.2019 18:30
How many moles of lead are in 1.50 x 10^12 atoms of lead? could you explain the answer as well and not just give it to me i am refreshing for finals and i need to know how to do it
Answers: 3
The sun sends out enormous amounts of energy . solar energy is produced through nuclear reactions in...
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