3 years ago

Design an Experiment Worksheet

Chemistry

1 answer:

andrew11 [14]3 years ago

8 0

Answer:

Give ur life to Jesus Christ before its to late!! :)

Explanation:

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62.857% of the babies were boys

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Add a coefficient 2 before H2O and a 2 before SO2.

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____Fe2O3 + ___H2O --> ___Fe(OH)3

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Answer:

Fe2O3 + __3_H2O --> __2_Fe(OH)3

Explanation:

____Fe2O3 + __3_H2O --> __2_Fe(OH)3

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A 5.0-kg box is pushed across the floor with a force of 32 N. What is the frictional force on the box if the box's acceleration

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$From\ 2nd\ Newton\ Law\ resultuant\ force: \\\\\ F_R=m*a=5kg*3,6\frac{m}{s^2}=18N\\\\
F=32N\\\\
F_f- friction\ force\\\\
F_R=F-F_f\\\\
F_f=F-F_R=32N-18N=14N\\\\Friction\ force\ is\ equal\ to\ 14\ N.$

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4 years ago

Read 2 more answers

What could you say about the melting point of CO2?

vredina [299]

Answer:

None of these answers are correct.

CO2 is a covalent not ionic compound

It DOES melt, though at a very low temperature

Its melting point is negative, not high

Explanation:

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