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sweet [91]
3 years ago
13

Please help fastI WILL MARK YOU AS BRAINLIEST ​

Chemistry
1 answer:
Elan Coil [88]3 years ago
3 0

Answer:

c

Explanation:

all the atoms must be balanced.

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Sitting at a four-legged table there is: 1 grandma, 2 moms, 2 daughters and a granddaughter. How many legs are under the table?
lbvjy [14]

Answer:

The answer is 14 "legs"

Explanation:

There are 2 legs per person so 10 legs (5 people * 2) plus the 4 legs the table has.

3 0
3 years ago
What is mass in chemistry
alexandr402 [8]

Answer:

mass is a measure of the amount of matter in a sample or object. It is measured in grammes or kilogrammes

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3 years ago
Explain why the answer is correct and why the others aren’t. <br> Pleaseeee
Naya [18.7K]

Answer:

Buffalo and Watertown.

Explanation:

This is correct as the Interior lowlands are located ib the US. These are correct as the others are in the US but aren't located anywhere near the Interior Lowlands.

7 0
3 years ago
Aluminum has a density of 2.70 g/mL. Calculate the mass (in grams) of a piece of aluminum having a volume of 381 mL . Express yo
BaLLatris [955]
Multiply the volume by the density. 1 ml = 1 cm^3

1.11 g/cm^3 * 1 cm^3/mL * 386 mL = 428 g

All your units cancel out except for g which is what you would expect since you want units of mass.
3 0
3 years ago
Read 2 more answers
Why did the food coloring separate into different dyes?
Dmitrij [34]

It is a mixture

Explanation:

Food coloring is able to separate into different dyes because it just a simple mixture of different color pigments.

Under a chromatogram the different colors will migrate relatively over an absorbent.

A mixture is an impure substance with the following properties:

  • composition is indefinite as they are made up of two or more elements or compounds in any proportion by mass.
  • They are able to retain their identities i.e physical properties are maintained.
  • Their constituents reacts differently to changed conditions.
  • They can easily be separated into constituent by physical methods.

learn more:

Heterogeneous mixtures brainly.com/question/1446244

#learnwithBrainly

7 0
3 years ago
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