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s344n2d4d5 [400]
2 years ago
10

What is the electron configuration for lithium​

Chemistry
2 answers:
Oduvanchick [21]2 years ago
4 0

Answer:

2,1

Explanation:

zhenek [66]2 years ago
3 0

the electron configuration is 2s1

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Which of these terms refers to matter that could be heterogeneous?
Dafna11 [192]

Answer:

B) mixture

Explanation:

Many homogeneous mixtures are commonly referred to as solutions. A heterogeneous mixture consists of visibly of three phases or states of matter are gas, liquid, and solid.

5 0
3 years ago
How many Liters are in 1.245 x 10​ 6​mL?
Kamila [148]
1245 liters because you move the decimal place over to the right six times
4 0
3 years ago
Which formula is an empirical formula? (1) CH4 (2) C2 H6 (3) C3 H6 (4) C4 H10
rosijanka [135]
CH4 is an emprirical formula as it shows the simplest ratio of the numbers of different atoms present in the molecule. The empirical formula for CH4 is also the same as the molecular formula.
The other compunds can be simplified so they are not the empirical formula of compounds.
Hope this helps :).
3 0
3 years ago
An object has a mass of 6.8 g and volume of 34 mL. What is the density of the object?​
jenyasd209 [6]

Answer:

<h2>Density = 0.2 g/mL</h2>

Explanation:

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

<h3>Density =  \frac{mass}{volume}</h3>

From the question the points are

mass = 6.8 g

volume = 34 mL

Substitute the values into the above formula and solve

That's

<h3>Density =  \frac{6.8}{34}</h3>

We have the final answer as

<h3>Density = 0.2 g/mL</h3>

Hope this helps you

7 0
3 years ago
Which of the following is a nonrenewable energy source? A. coal B. solar C. wind D. hydropower E. burning biomass
VARVARA [1.3K]
The best answer among the following choices would be A) since the other options are NOT nonrenewable energy sources.
5 0
3 years ago
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