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Lemur [1.5K]
3 years ago
12

What are the examples of all the non metals in the first twenty element​

Chemistry
1 answer:
agasfer [191]3 years ago
5 0

Answer:

semimetals or metalloids.

Explanation:

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Mass = 35g Volume = 7cm³ What is the Density?​
gizmo_the_mogwai [7]

Answer:

The answer is

<h2>5.0 g/cm³</h2>

Explanation:

The density of a substance can be found by using the formula

density =  \frac{mass}{volume}  \\

From the question

mass = 35 g

volume = 7 cm³

The density is

density =  \frac{35}{7}  \\

We have the final answer as

<h3>5.0 g/cm³</h3>

Hope this helps you

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4 years ago
Some scientists hypothesize that Earth's ozone layer is being damaged by
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Answer:

Some scientists hypothesize that Earth's ozone layer is being damaged by chlorofluorocarbons .

Explanation:

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3 years ago
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Which pair could be genetic clones?<br><br> look at the photo
noname [10]

Answer:

cow female

Explanation:

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3 years ago
Looking at the periodic table, which group consists of elements that will not form an acid when combine with hydrogen?
Rainbow [258]
Group 8 nonmetals; <span>He, Ne, Ar, Kr, Xe, and Rn</span>
3 0
3 years ago
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What is the binding energy of a mole of nuclei with a mass defect of 0.00084<br> kg/mol?
lana [24]

Answer:

7.56 x 10^13 J/mol

Explanation:

Binding energy = (Mass defect) × (velocity of light)² = (84 × 10^-5) × (3 × 10^8)^2 = 756 × 10^11 J = 7.56 × 10^13 J/mol

Hope this helps -Paige

7 0
3 years ago
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