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raketka [301]
4 years ago
12

Use the periodic table to calculate the molar mass of each of the following compounds. Give your answer to the correct number of

significant figures.
Iron(III) oxide (Fe2O3): g/mol
Chemistry
1 answer:
Anna [14]4 years ago
7 0
Fe: 2 x 55.845 = 111.69
O: 3 x 15.9994= 47.9982

111.69 + 47.9982 = 159.69 g/mol
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Answer: The tool is called COLANDER.

Explanation:

In the kitchen, there are different types of equipments and utensils which makes work easier and faster. Examples of such equipment/ utensils includes:

--> graters,

--> cutleries ( spoon, fork, knife)

--> colanders

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These utensils are made up of rubber, plastics, wood, ceramics and stainless steel.

A Colander is an important kitchen utensil, a type of strainer with perforated holes. The holes allows fluid to drain leaving behind the solid part. It is usually bowl - shaped. It helps in performing the following roles in the kitchen:

--> cleaning vegetables

--> straining of pasta

--> straining of tin contents

Colanders are usually made of stainless steel, plastics and ceramics.

4 0
3 years ago
The _______ are found on the left side of the arrow in a chemical reaction. A. coefficients B. reactants C. products D. subscrip
nika2105 [10]
B reactants then C is on the right side! If you take h2O and air (the reactants) then the product would be a snowflake. happy holidays!!
4 0
4 years ago
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The point on a magnet Where magnet effect is strongest is called ​
notsponge [240]

Pole

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A magnetic pole is the point on a magnet where a magnet effect is strongest. Around a magnet, there are magnetic fields.

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learn more:

electromagnet brainly.com/question/2191993

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where
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(1.715×10³ kJ)(1,000 J/1 kJ) = Δm(3×10⁸ m/s)²
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5 0
3 years ago
Materials that don't allow electrons to flow freely are called _____.
EastWind [94]
The answer is conductors

You welcome : )
4 0
4 years ago
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