3 years ago

A car traveling 65 km/h south passes another car accelerating to 80 km/h south in 8 seconds. What is the car acceleration?

Chemistry

1 answer:

pentagon [3]3 years ago

7 0

Answer:

45km/h

Explanation:

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Use the equation editor or "Insert Chemistry - WIRIS editor" to write the balanced molecular chemical equation for the reaction

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Answer:

The balanced molecular equation for the reaction :

$Cu(NO_3)_2(aq)+K_2CO_3(aq)\rightarrow CuCO_3(s)+2KNO_3(aq)$

Explanation:

The reaction between copper(II) nitrate and potassium carbonate gives solid precipitate of copper(II) carbonate and aqueous solution of potassium nitrate.

$Cu(NO_3)_2(aq)+K_2CO_3(aq)\rightarrow CuCO_3(s)+2KNO_3(aq)$

According to reaction, 1 mole of copper(II) nitrate reacts with 1 mole of potassium carbonate to give 1 mole of copper(II) carbonate and 2 moles of potassium nitrate,

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lesya692 [45]

Answer:

Explanation:

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Ksivusya [100]

Answer:

212.304 grams

Explanation:

similar to your other question, use the same formula

q=mCpΔT

23617=m(4.182)(46.6-20)

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4 years ago