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rodikova [14]
3 years ago
15

How can a mixture be separated?

Chemistry
1 answer:
ololo11 [35]3 years ago
6 0

Answer:

Mixtures can be physically separated by using methods that use differences in physical properties to separate the components of the mixture, such as evaporation, distillation, filtration and chromatography.

You might be interested in
Which is warmer 10c or 30f
OleMash [197]

Answer:

your answer is 30f

Explanation:

The coldest possible temperature, or absolute zero, is -273.15 degrees Celsius, or 0 degrees Kelvin. So, 10 degrees Celsius (and this shouldn't be taken too literally) is in fact only about 1.8 per cent warmer than 5 degrees, and 30 degrees is only about 5.2 per cent warmer than 15 degrees.

3 0
3 years ago
When adding or subtracting deelmals, how many digits should the answer contain?
Alexus [3.1K]

Answer:

Depends, but in most cases, 2.

It's best to use as many digits as possible to keep it accurate.

Explanation:

This varies between teachers, as most schools go with 2 decimal places.

This is something that depends in your situation.

You technically want as many decimals as possible to keep it as accurate, but most people stick with 2.

I personally do 3, and commonly do 5 sometimes.

5 0
3 years ago
Tristan wraps some gifts and then brings them to the post office where they are delivered to people in different parts of the co
Svet_ta [14]

Answer:

Tristan wraps some gifts and then brings them to the post office where they are delivered to people in different parts of the country. Which organelle is Tristan most like?

7 0
3 years ago
You are given three cubes, A, B, and C; one is magnesium, one is aluminum, and the third is silver. All three cubes have the sam
katovenus [111]

Answer:

The cube A is magnesium, the cube B is aluminum and the cube C is silver.

Explanation:

Density is defined by the expression d=\frac{m}{V} where m is the mass and V is the volume, therefore:

- Density of the cube A:

d_{A}=\frac{m_{A}}{V_{A}}

- Density of the cube B:

d_{B}=\frac{m_{B}}{V_{B}}

- Density of the cube C:

d_{C}=\frac{m_{C}}{V_{C}}

Solving for mass:

m_{A}=d_{A}*V_{A}

m_{B}=d_{B}*V_{B}

m_{C}=d_{C}*V_{C}

And all the three cubes have the same mass, so:

m_{A}=m_{B}=m_{C}

Therefore:

d_{A}*V_{A}=d_{B}*V_{B} (Eq.1)

d_{A}*V_{A}=d_{C}*V_{C} (Eq.2)

Solving for d_{1} in Eq.1:

d_{A}=d_{B}\frac{V_{B}}{V_{A}}

Replacing values for the volume:

d_{A}=d_{B}\frac{16.7mL}{25.9mL}

d_{A}=d_{B}*0.64

As we know the density of the aluminum is 2.7\frac{g}{cm^{3}}, so replacing this value for d_{B}:

d_{A}=2.7\frac{g}{mL}*0.64

d_{A}=1.728\frac{g}{mL}

that is the density of the magnesium.

Solving for d_{C} in Eq.2:

d_{C}=d_{A}\frac{V_{A}}{V_{C}}

d_{C}=d_{A}\frac{25.9mL}{4.29mL}

d_{C}=d_{A}*6.04

d_{C}=1.728\frac{g}{mL}*6.04

d_{C}=10.4\frac{g}{mL}

That is the density of the silver.

Therefore the cube A is magnesium, the cube B is aluminum and the cube C is silver.

8 0
4 years ago
Help please I put what I thought thank you so much
Alik [6]

Answer:

your answer second once is correct

Explanation:

don't worry! have a good day dear!!..

6 0
3 years ago
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