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I am Lyosha [343]
3 years ago
11

Please help!!! I will mark you brainiest!!!

Chemistry
1 answer:
shepuryov [24]3 years ago
3 0

Answer:

Some positive effects of using synthetic plastic is that scientist can make it softer and biodegradable so that nature can break it down and destroy it so it won't affect the environment. And scientist can also make stronger and tougher in products so they can last longer.

Explanation:

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One gram of sugar provides 4. 0 calories. How many calories you will get by drinking
statuscvo [17]

1320 calories will be got by drinking one can (330 ml) of cola.

<h3>HOW TO CALCULATE CALORIES?</h3>

Calories refers to the unit of measurement of energy consumed in food.

According to this question, one gram of sugar provides 4.0 calories of energy.

1g of a liquid substance equals 1mL. Therefore, 330mL of cola will equal (330 × 4) = 1320 calories of energy.

Learn more about calories at: brainly.com/question/1300974

5 0
2 years ago
ethanol is a common laboratory solvent and has a density of 0.789 g/mL. what is the mass, in grams, of 151 mL of ethanol
natta225 [31]
<em>V = 151 mL = 151 cm³</em>
<em>d = 0,789 g/mL = 0,789 g/cm³</em>
--------------------------------------

d = m/V
m = d×V
m = 0,789×151
<u>m = 119,139g</u>

3 0
4 years ago
Read 2 more answers
In an AP, sum of four consecutive terms is 28 and their sum of their squares is 276. Find the four numbers.​
Aleks [24]
Four Consecutive terms are written as a-3, a-1, a+1,a+3. So

Sum of Terms : 4a=28
a=7

So the terms are 4,6,8,10

Verification : 4^2+6^2+8^2+10^2
= 216
4 0
3 years ago
How many molecules are there in 46.0 g of ethanol, CH 3 CH 2OH?
lilavasa [31]

Answer:

46

Explanation:

6 0
3 years ago
A chemist reacted 17.25 grams of sodium metal with an excess amount of chlorine gas. The chemical reaction that occurred is show
AleksandrR [38]

Explanation:

This is your answer

PLEASE MARK ME AS BRAINLIEST

7 0
2 years ago
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