4 years ago

The rising and setting of the moon is mostly caused by?

Chemistry

1 answer:

Anna11 [10]4 years ago

5 0

The moon orbiting around the earth.

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Calculate the standard cell potential at 25 ∘C for the reaction X(s)+2Y+(aq)→X2+(aq)+2Y(s) where ΔH∘ = -687 kJ and ΔS∘ = -169 J/

aivan3 [116]

Answer:

-0.129V

Explanation:

The change in free energy is obtained from the given parameters after which the value is now applied to obtain the cell potential in volts from the formukar shown in the solution below.

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4 years ago

Which types of substances dissolve better in water: hydrophobic or hydrophilic substances? why do you think so?

Alexxx [7]

Hydrophilic substances will dissolve better in water than hydrophobic substances. A substance that is hydrophilic is water loving or easily dissolved in water. Molecules of these substances form ionic bonds with the water molecules. Hydrophilic substances include alcohols. Hydrophobic substances repel water and do not mix.

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4 years ago

Arrange the metals used in this experiment (including H2 and Ag) in order of decreasing reactivity (most reactive metal first).

jarptica [38.1K]

Answer:

Na, Ca, Mg, All, Zn, Fe, Sn, Pb, H2, Cu, Ag

Explanation:

This is how metals are arranged in the electrochemical series.

Use the following to remember the order:

King Nathan Can Manage All Zone Freely Since Probably He Can Handle All Ages

Each word represent the order

K, Na, Ca, Mg, All, Zn, Fe, Sn, Pb, H2, Cu, Hg, Ag, Au

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4 years ago

A freight train rushed down the track going south at 60 mph. This is an example of ____.

dalvyx [7]

This Question Would Be "b"

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4 years ago

Draw the correct structural formula for the following compounds:

Anvisha [2.4K]

Answer:

Explanation:

a) H3C-CH=CH-CH2-CH3

b) CH3 CH3

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CH3-C- CH- CH2- CH-CH3

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C2H5 C2H5

c) C2H5

CH3-C=CH-CH-CH2-CH-CH3

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CH3 CH3

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4 years ago