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zheka24 [161]
3 years ago
8

How have observations in the sky enabled humans to explore and travel?

Chemistry
1 answer:
andre [41]3 years ago
4 0

Answer:

Observations of the sky allowed explorers to mark the passage of time both in hours and through the months of the year. Early astronomers also realized that the night sky does not look the same from different places on the Earth.

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Which solution when mixed with a drop of bromthymol blue will cause the indicator to change from blue to yellow
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Hello!


bromothymol blue in aqueous solution gives a yellow color.


<span>I hope I helped you</span>

6 0
3 years ago
A 6.0 Liter solution is made with 2 moles of solute. What is the molarity of the solution?
kodGreya [7K]
The formula for molarity is: mol/L. so it would be 2.0 mol/ 6.0 L.

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hope this helps!
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True or False. Isotopes have different chemical properties. Explain why?
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Answer:

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3 years ago
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