Chemistry, 26.02.2020 05:51, Anikarenee
1. Using two to three sentences summarize what you investigated and observed in this lab. 2. Astronomers use a wide variety of technology to explore space and the electromagnetic spectrum; why do you believe it is essential to use many types of equipment when studying space? 3. If carbon was the most common element found in the moons and planets, what element is missing that would make them similar to Earth? Explain why. (Hint: Think about the carbon cycle.) 4. We know that the electromagnetic spectrum uses wavelengths and frequencies to determine a lot about outer space. How does it help us find out the make-up of stars? 5. Why might it be useful to determine the elements that a planet or moon is made up of?
Answers: 3
Chemistry, 22.06.2019 12:00, vannitling12p4w44f
What is the percentage of hydrogen in nitrogen trihydride
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Chemistry, 22.06.2019 13:10, bartonamber4042
Select the correct answer a modure consists of glucose and water. what is the percent composition of glucose in the mixture if it contains 1.3 moles of glucose (cho total mass of the mature is 276 grams? ) and the a 1775
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Chemistry, 22.06.2019 16:30, montanolumpuy
How many moles of sulfuric acid (h2so4) are needed to react completely with 6.8 moles of lithium hydroxide (lioh)? 2lioh + h2so4 → li2so4 + 2h2o a. 3.4 mol h2so4b. 6.8 mol h2so4 c. 10.2 mol h2so4 d. 13.6 mol h2so4
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1. Using two to three sentences summarize what you investigated and observed in this lab. 2. Astrono...
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