Balance the following equations:CuS2 + HNO3 →

Cu(NO3)2 + H2SO4 +

N2O + ___H20

Answers

Answer 1

Answer:

Answer:

50CuS2 + 260HNO3 = 50Cu(NO3)2 + 100H2SO4 + 80N2O + 3H2O

Explanation:

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Which are always the first waves of an earthquake to be detected?

Answers

Answer:

The first kind of body wave is the P wave or primary wave.

Explanation:

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Which element has atoms with the strongest attraction for electrons in a chemical bond?(1) chlorine (3) fluorine

(2) nitrogen (4) oxygen

Answers

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Answers

Anything that has mass and occupies space.

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If aluminum loses 3 electrons how do you write the ion

Answers

Since it has lost 3 electrons that means it now has excess protons of 3 protons.

So it is positive. You write it as:

Al³+.

The plus sign should be on the same line with the 3.

How is an area's topography determined

Answers

an areas topography is determined by its landforms like rivers or mountains

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Select the choice that best completes the following sentence.When an object orbits another object, it
OA. rotates
OB. revolves
OC. explodes
OD
(vibrates
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