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3 years ago

One difference between mixtures and pure substances is that

Chemistry

2 answers:

horsena [70]3 years ago

8 0

Answer: B) mixtures are made of one type of atom.

pure substances have no chemical bonds

devlian [24]3 years ago

4 0

Answer:

I think b but I could be wrong

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Question 1-19

Hunter-Best [27]

The experiment involving the determination of the number of ice cubes required to keep the temperature of the glass under 15 degrees Celcius, the following things have to be kept in mid:

The temperature of the surroundings
The initial temperature of the glass
The number of ice cubes added to the water in the glass

In order to keep into consideration the changing environmental temperatures (which is a variable in the experiment), the experiment had to be conducted daily to get accurate results keeping into consideration all the factors.

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2 years ago

The positively charged particles found in the nucleus of an atom are called ______.

Vikentia [17]

The answer is (c) protons

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3 years ago

1. A compound is found to contain

satela [25.4K]

Answer:

FeSO2

Explanation:

Please see attached picture for full solution.

8 0

3 years ago

Which term indicates how strongly an atom attracts the electrons in a chemical bond

Dmitrij [34]

Electronegativity is your answer.

6 0

3 years ago

For a school event 1/6 of the athletic field is reversed for the fifth -grade classes the reserved part of the field is divided

SVETLANKA909090 [29]

Answer:

$\frac{1}{24}$

Explanation:

Given:

For a school event, 1/6 of the athletic field is reserved for the fifth -grade classes and the reserved part of the field is divided equally among the 4 fifth grade classes in the school.

To find: fraction of the whole athletic field reserved for each fifth class

Solution:

Fraction of the whole athletic field reserved for four fifth classes = $\frac{1}{6}$

So, fraction of the whole athletic field reserved for each fifth class = $\frac{1}{4}(\frac{1}{6})=\frac{1}{24}$

3 0

3 years ago