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il63 [147K]
2 years ago
13

Plzzz help me! I will do anything ;) How many molecules are there in 45g of caffeine

Chemistry
1 answer:
babymother [125]2 years ago
6 0

Answer:

45 IS THE ANSWER

Explanation:

MARK AS BRAINLIEST PLSSS

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____Cl2+____H2=____HCl
Genrish500 [490]

Answer:

<u>   </u>H2 + <u>2</u><u> </u> Cl2 = <u>2</u><u> </u> HCl2

6 0
2 years ago
Which pair will for an ionic compound
vovikov84 [41]

Answer: A pair of elements will most likely form an ionic bond if one is a metal and one is a nonmetal. These types of ionic compounds are composed of monatomic cations and anions.

Explanation:

A pair of elements will most likely form an ionic bond if one is a metal and one is a nonmetal. These types of ionic compounds are composed of monatomic cations and anions.

Explanation:

The chart below shows monatomic ions formed when an atom loses or gains one or more electrons, and the ionic compounds they form. You can check your periodic table to see that the cations are monatomic ions formed from metals, and the anions are monatomic ions formed from nonmetals.

3 0
2 years ago
When a 2 kg log is burned, it produces 0.5 kg of ash. Explain why the mass of the ash is less than the mass of the log. In other
Lostsunrise [7]

Answer:

my mass turned into gasses and other substances besides ash

Explanation:

burning a log products smoke and ash. the smoke takes some mass and the ash takes the rest.

3 0
3 years ago
What is the difference between Renewable Energy and Non renewable Energy? Which one is better for the environment and why? Also
goblinko [34]

Answer:

The difference between them is that renewable energy is something that can be used practically and not run out. Non-renewable energy has a limited supply.

Explanation:

Renewable energy is better for the environment as it is not something that takes millions of years to form, as some non-renewable energy sources are.

Brainliest please! :>

6 0
2 years ago
Read 2 more answers
Insulin is a protein that is used by the body to regulate both carbohydrate and fat metabolism. A bottle contains 375 mL of insu
Kitty [74]
Mass  =  Density  ×   Volume
          =  30.0 mg / mL  ×  375 mL
          =  11250 mg
          =  11.25 g

∴ the total mass of insulin in the bottle is 11.25 g (11250 mg)
4 0
3 years ago
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