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mel-nik [20]
4 years ago
11

Select the correct answer from each drop-down menu.

Chemistry
1 answer:
eimsori [14]4 years ago
3 0

Answer: 1) The answer is: c) protons and neutrons.

2) The answer is: a) electrons.

Explanation:

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Dominik [7]
I don’t know how , what class is it for?
3 0
3 years ago
Which of the following is a TRUE statement?
belka [17]

Answer:

b

Explanation:

7 0
3 years ago
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Food dye allergies have increased in recent years. One study calculated that each 47.9 g serving of M&M's candy contains 240
77julia77 [94]

Answer:

Mass percent of food dyes  = 0.0616%

Explanation:

Given data:

Mass of candy = 47.9 g

Calories = 240

Mass of fat = 10 g

Mass of carbohydrate = 34 g

Mass of protein = 2 g

Mass of food dyes = 29.5 mg

Mass percent of food dyes = ?

Solution:

First of all we will convert the mg into g.

Mass of food dyes = 29.5 mg × 1g /1000 mg = 0.0295 g

Mass percent of food dyes  = mass of food dyes / total mass× 100

Now we will put the values.

Mass percent of food dyes  = 0.0295 g / 47.9 g × 100

Mass percent of food dyes  =  0.000616 × 100

Mass percent of food dyes  = 0.0616%

3 0
4 years ago
Water that is returned to the environment after secondary treatment is known as
jarptica [38.1K]
Water that is returned to the environment after secondary treatment is known as effluent
6 0
4 years ago
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IF YOU DON'T ANSWER IT CORRECTLY OR IN AT LEAST A DECENT WAY< I WILL REPORT!!! I'm giving 30 points for this!!!!
pantera1 [17]

Answer:

Color Change.

Production of an odor.

Change of Temperature.

Evolution of a gas (formation of bubbles)

Precipitate (formation of a solid)

Chicken turning color

Explanation:

I have when i have put a mint in the coke and it exploded and then another is when i dyed my water purple for no reason and when i heat water it start do evaporate or bubble and water turning into ice and when you know  you cook chicken the chicken is pink then when you season the chicken it turn golden brown and when you put milk and cereal together and if you leave it in to long it get soggy.

7 0
3 years ago
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