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forsale [732]
3 years ago
11

Will mark brainliest

Chemistry
1 answer:
andre [41]3 years ago
4 0
The answer it the 3 one I hope this helps
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What is the volume in mL of a cube with each side 80mm long ?
dem82 [27]
<h3>Answer:</h3>

512 mL

<h3>Explanation:</h3>

We are given;

  • A cube with a side 80 mm long or 8 cm long  

We are required to calculate the volume;

  • Volume refers to the amount of space an object occupies.
  • To calculate the volume of a cube we get the cube of its side;
  • That is, volume of the cube = l³

Therefore;

Volume = (8 cm)³

            = 512 cm³

But; 1 cm³ = 1 mL

Therefore, the volume of the cube in mL is 512 mL

5 0
3 years ago
Read 2 more answers
A food product contains 15 g of carbohydrates (CHO), 5 g of protein (PRO), and 4 g of fat. How many calories are in one serving
ANEK [815]

Answer:

116 Cal  

Explanation:

15 g CHO × 4 Cal/g =   60 Cal

5 g PRO  × 4 Cal/g =   20

4 g fat     × 9 Cal/g = <u>  36     </u>  

                   TOTAL = 116 Cal

There are 116 Cal in one serving of the product.

6 0
3 years ago
Read 2 more answers
What is the primary difference between a molecule and a compound?
Korvikt [17]
The Answer is A

Hope this helped ;)
5 0
3 years ago
Read 2 more answers
Methanol is the simplest alcohol. How are larger alcohol molecules formed?
bazaltina [42]

Answer:

Methanol, also known as methyl alcohol amongst other names, is a chemical with the formula CH₃OH. It is a light, volatile, colourless, flammable liquid with a distinctive alcoholic odour similar to that of ethanol.

Explanation:

7 0
3 years ago
Read 2 more answers
3. A gram food sample is burned completely in a calorimeter that contains 1000. of water The temperature of the water increases
lidiya [134]

The food has 23629.64 cal

<h3>Further explanation</h3>

Given

mass = 1000 g of water

temperature increases 23.65 * C

Required

The energy of the food

Solution

Heat absorbed by water :

Q = m . c . Δt

Q = 1000 g x 4.184 J/g°C x 23.65 °C

Q = 98951.6 J

1 Joules = 0.2388 Calories

98951.6 J = 23629.64 cal

3 0
3 years ago
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