Biology, 06.07.2019 15:00 smelcher3900
What is number in front of a chemical formula in an equation that indicates how many molecules or atoms of each reactant and product are involved in a reaction. question 1 options: coefficient subscript molecule reactant
Answers: 2
Biology, 21.06.2019 21:20
Why does the skin of your finger shrink when you wash clothes for a long time?
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Biology, 22.06.2019 09:40
80 points pls brainliest 1. what does a red shift mean? blue shift? 2. describe the big bang theory. according to this theory, how old is the universe? 3. scientists believe the universe is expanding. what is the evidence that supports this? 4. describe a nebula. 5. describe the 3 types of galaxies. what is a barred spiral galaxy? 6. what is a light year? how far is alpha centauri from earth? 7. describe the universal law of gravitation. be sure to include gravitational force between two objects. 8. describe the planets’ orbits around the sun. 9. what is the asteroid belt? where is it located? 10. describe rotation and revolution of earth. what determines an earth day and year? 11. how do galaxies exist? 12. compare and contrast the inner and outer planets. 13. what causes the seasons?
Answers: 1
What is number in front of a chemical formula in an equation that indicates how many molecules or at...
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