Determine if the following statement is true or false.

1 answer:

6 0

The statement <span>“the hydronium ion concentration of a solution that has a pH of 4.12 is 7.59 * 10^-9M</span>” is FALSE because the correct answer would be <span>7.6 x 10^-5 M. </span>I am hoping that this answer has satisfied your query and it will be able to help you in your endeavor, and if you would like, feel free to ask another question.

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Determine the number of molecules in 43.9 g of carbon tetrachloride

ddd [48]

Answer: There are about 0.28 molecules in 43.9 g of carbon tetrachloride. If you are rounding up, it would be 0.3

Explanation:

7 0

2 years ago

If you can answer as many of these as possible that would be great, will give thanks, 5 stars, and brainliest :)

alexandr1967 [171]

Answer:

The nucleus of the atom as suggested by "nuclear" chemistry.
Radioactive element are generally very large due to both their high number of protons, neutrons, and electrons.
An excessive amount of protons or neutrons.
Periodic table, table O, and table N.
Personal opinion question.
The atomic number.
It represents the number of protons, and can also represent the number of electrons in a neutral atom (an atom with no charge).
Protons ---- element.
Random, self-generated.
Gamma radiation is the only thing on table O that is mass less. Close to being the same is Beta particles which have almost no mass.
Neutrons and Gamma radiation.
Gamma radiation.
Electrons and Beta particles.
To turn one element into the isotope of another. Yes, I believe it is aptly named because you are changing the identity of the element.
The number of protons because they are what define the identity of an element.

Goodluck!

3 0

2 years ago

Guys please answer this

iren [92.7K]

Answer:

Mass = 96 g

Explanation:

Given data:

Number of moles of C = 8 mol

Mass of C in gram = ?

Solution:

Formula:

Number of moles = mass/molar mass

Molar mass of C = 12 g/mol

8 mol = mass / 12 g/mol

Mass = 8 mol × 12 g/mol

Mass = 96 g

6 0

2 years ago

In which set of elements would all members be expected to have very similar chemical properties?

zepelin [54]

Answer:

each group of the periodic table.

example group 7 - fluorine, chlorine, bromine, iodine, astatine, tennessine

6 0

2 years ago

Please help will reward Brainly

erik [133]

The answer is A, you winn not find carbon dioxide in ur pee lol I hope this helps out, have an amazing day!!

7 0

2 years ago

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