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pav-90 [236]
3 years ago
10

A student is provided with a sample of iron pyrite and a sample of gold. Suggest how the student could distinguish between the t

wo substances
Chemistry
1 answer:
Phantasy [73]3 years ago
5 0

Answer:

Gold and pyrite both have a brilliant metallic luster, but are different tones of yellow. Gold is golden to silvery yellow, whereas pyrite is a pale to medium brassy yellow that sometimes tarnishes.

Explanation:

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6 0
3 years ago
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If a 25 kg car accelerates at a speed of 100 m/s², what will the force of the car be?
igomit [66]

Answer:

<h2>The answer is 2500 N</h2>

Explanation:

The force acting on an object given it's mass and acceleration is given by

<h3>Force = mass × acceleration</h3>

From the question

mass of car = 25 kg

acceleration = 100 m/s²

The force is

Force = 25 × 100

We have the final answer as

<h3>2500 N</h3>

Hope this helps you

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4 years ago
Which equation correctly shows an endothermic reaction? *
Nady [450]
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3 years ago
Which characteristic is typical of metals? A. They are brittle. B. They do not conduct electricity. C. They are highly soluble i
shutvik [7]

D. They are malleable.


7 0
3 years ago
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How are characteristic properties of matter used to it different matter? ​
Lisa [10]

Answer:

You can tell types of matter apart based on their properties. Physical properties of matter can be observed or measured without changing the identity of the substance.... Characteristic physical properties are properties that are always the same for a substance - so they can be used to identify a substance.

Explanation:

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