Which scientist was the first to use the telescope in astronomy? Copernicus Newton Kepler Galileo

Chemistry

1 answer:

coldgirl [10]2 years ago

8 0

The scientist that was the first to use the telescope in astronomy was Newton

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Water _____.

Sergio039 [100]

Answer: is neither an acid nor a base

Explanation: Water is a universal solvent which means it can dissolve most of the substances in it.

Water has high thermal heat capacity , which means large heat is required to heat the water.

Water is not always pure as it gets contaminated by various pollutants present in the atmosphere such as gases, bacteria and suspended matter.

Water is an amphoteric substance which can act as both acid and base, thus can donate and acept [texH^+[/tex] ions.Thus it is neither an acid nor a base.

$HCl+H_2O\rightarrow H_3O^++Cl^-$

Here water is accepting a proton, thus it acts as base.

$NH_3+H_2O\rightarrow NH_4^++OH^-$

Here water is donating a proton, thus it acts as acid.

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3 years ago

Which of these properties is physical property of aluminum

Brrunno [24]

Answer:

B. Aluminum is a good conductor of heat

Explanation:

Physical properties are usually those that can be observed using our senses such as color, luster, freezing point, boiling point, melting point, density, hardness and odor. The Physical Properties of Aluminum are as follows: Color : Silvery-white with a bluish tint.

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2 years ago

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When two continental plates diverge, there is a valley in between these two plates that forms as the continental crust widens. W

irina1246 [14]

Answer:

B. Volcanoes

Explanation:

B. Volcanoes

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3 years ago

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