3 years ago

Bonus question #2: Unknown element, Element X, exists in nature as two isotopes:

Chemistry

1 answer:

scoray [572]3 years ago

4 0

Answer:

Explanation:

your answer is 351.96 i not a 100 per sent right but that should be it

You might be interested in

The state of the neuron when not firing a neural impulse is known as the _______________ _______________.

Fed [463]

Answer:Referring to the fact that a neuron either fires completely or does not fire at all.

Explanation:

6 0

1 year ago

How many solutions does the equation (3x + 7) = -4 have?<br>B. one<br>C. WO<br>D. infinitely many

Eddi Din [679]

Answer:

Its One

Explanation:

hope it helps!

mark me brainliest :))

8 0

3 years ago

M=10,V=2 What is the density

Sever21 [200]

Answer:

Density (ρ) = 5 kilogram/cubic meter

Explanation:

Steps:

ρ =

10 kilogram

2 cubic meter

= 5 kilogram/cubic meter

4 0

2 years ago

Question 11 (10 points)

andrey2020 [161]

Answer:

The correct answer is option a.

Explanation:

When aluminum hydroxide reacts with of nitrous acid it gives of aluminum nitrite and of water.

$Al(OH)_3+3HNO_2\rightarrow Al(NO_2)_3+3H_2O$

According to above reaction ,when 1 mole of aluminum hydroxide reacts with 3 moles of nitrous acid it gives 1 mole of aluminum nitrite and 3 moles of water.

Hence, the correct answer is option a.

4 0

3 years ago

The answer to the question?

Artemon [7]

Answer:

atomic particles

The nucleus (center) of the atom contains the protons (positively charged) and the neutrons (no charge). The outermost regions of the atom are called electron shells and contain the electrons (negatively charged).

5 0

2 years ago