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trasher [3.6K]
3 years ago
9

What energy source is least expensive ?

Chemistry
1 answer:
Elden [556K]3 years ago
3 0

Answer:

Solar Energy.

Explanation:

There is more solar radiation hitting their surface, which means they can produce more electricity. Solar energy is more valuable in places with expensive electricity. If two solar panel systems in different cities have the same energy output, savings will be greater in the city with the highest kWh prices.

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Suzy uses an italian salad dressing on her lunch. This ____________ mixture is a suspension of oil and vinegar. Question 19 opti
padilas [110]

This <u>heterogeneous </u>mixture is a suspension of oil and vinegar

A mixture is a physical combination of two or more substances and each of these substances preserves its identity and form in the mixture.

A homogeneous mixture is a mixture in which is one substance thoroughly dissolves in the other and its composition is uniform throughout the solution. e.g salt and water.

A heterogeneous mixture is one in the two substances form two layers and their composition varies throughout the mixture.

From the given information, the mixture of oil and vinegar is an example of a heterogeneous mixture.

Learn more about mixtures here:

brainly.com/question/24713315?referrer=searchResults

3 0
2 years ago
Plz help me fast!!!!!!!!!!!
Arisa [49]
A) scientific theory

4 0
3 years ago
What is the overall charge of the compound frbr
sammy [17]

Answer:

Zero  

Explanation:

FrBr is an ionic compound .

Fr is in Group 1. Br is in Group 17.

The charges on the ions are +1 and -1, respectively.

The compound consists of Fr⁺Br⁻ ions.

However, there are equal numbers of + and - charges, so

The overall charge of the compound is zero.

5 0
3 years ago
Water glass is found in
klemol [59]

Answer:

liquid form

Explanation:

am i right? if right like

5 0
3 years ago
Read 2 more answers
From the formula MgO how do you know that Mg is the metal?
Damm [24]

In binary ionic compounds the name of the cation (Metal) is first, so that’s how you know.

5 0
3 years ago
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