3 years ago

T02.5 Quiz: Reaction Rates

Physics

1 answer:

LUCKY_DIMON [66]3 years ago

5 0

Answer:

Explanation:

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The amount of matter contained in a given volume for a substance is called

Valentin [98]

This is called density.

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3 years ago

Identify each part of this chemical equation that describes the burning of methane and oxygen. B (blue box): D (number): E (purp

Allushta [10]

Answer:

The correct answer is -

A (the entire green box): Chemical Equation

B (the blue box): Reactants

C (the arrow): Reacts to Form

D (the number): Coefficient

E (the purple box): Products

Explanation:

The chemical reaction of burning methane and oxygen is as follows;

Here, the green part A is the chemical equation that includes various parts that are reactants B, methane, and oxygen, C is an arrow that indicates the formation of products.

2 is here coefficient that indicates the moles of the oxygen which forms carbon dioxide and water in box E is products

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2 years ago

Sunspots are _______ and _________ than the gases surrounding them.

Scrat [10]

The answer is B. darker; cooler
the dark spots give off less energy then the rest of the sun.

Hope this helps

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3 years ago

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F = Gm2/r2 G = ?<br> Fr2/m2<br> Fm2/r2<br> √(F)m/r<br> √(F)r/m

trapecia [35]

Answer: $G=F\frac{r^{2}}{m^{2}}$

Explanation:

We have the following equation:

$F=G\frac{m^{2}}{r^{2}}$

We have to find $G$ this means we have to isolate it:

$Fr^{2}=Gm^{2}$

$G=F\frac{r^{2}}{m^{2}}$

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2 years ago

In the periodic table, similar elements are arranged in vertical columns called

tester [92]

Answer:

The vertical columns on the periodic table are called groups or families because of their similar chemical behavior.

Explanation:

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2 years ago

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