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yanalaym [24]
3 years ago
9

What generates electricity

Chemistry
1 answer:
Hunter-Best [27]3 years ago
7 0

Answer:

Electricity is most often generated at a power plant by electromechanical generators, primarily driven by heat engines fueled by combustion or nuclear fission but also by other means such as the kinetic energy of flowing water and wind. Other energy sources include solar photovoltaics and geothermal power.

Explanation:

You might be interested in
If the density of methanol is 0.791g/ml, what is the mass of 0.750L of methanol
Anestetic [448]

Explanation:

d =  \frac{m}{v}  \\ m = d \times v \\ m = 0.791 \times 750 \\ m = 593.25 \:  g

3 0
3 years ago
A rock weighing 75.0g is placed in a graduated cylinder displacing the volume from 31.4 ml to 36.5ml. What is the density of the
denis-greek [22]

Answer:

<h2>14.71 g/cm³</h2>

Explanation:

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

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

volume = final volume of water - initial volume of water

volume = 36.5 - 31.4 = 5.1 mL

But

1 mL = 1 cm³

5.1 mL = 5.1 cm³

From the question we have

density =  \frac{75}{5.1}  \\  = 14.705882..

We have the final answer as

<h3>14.71 g/cm³</h3>

Hope this helps you

8 0
3 years ago
In addition to interhalogen compounds, many interhalogen ions exist. Would you expect interhalogen ions with a 1+ or a 1- charge
VMariaS [17]

There is one electron in the valence shell of every halogen. Two halogen atoms join together to form a covalent connection (sharing one electron each). Thus, inter-halogen compounds with 1+ or a 1- charge contain an even number of atoms.

An interhalogen compound is a molecule with no atoms from any other group of elements and two or more different halogen atoms (fluorine, chlorine, bromine, iodine, or astatine). The majority of interhalogen chemicals are binary (composed of only two distinct elements).

Learn more about interhalogen compounds here:

brainly.com/question/13959854

#SPJ4

7 0
2 years ago
Which of the following is an example of good data?
Lady bird [3.3K]

Answer:

(2) Student A scored 15 points higher than student B

Explanation:

Because they said 15 points higher instead of their grades are better (The same thing 4 does.

6 0
3 years ago
How can radioactivity be used to help find the age of an object ?
gogolik [260]

Hope this answers your question Mariaduong159

Radiometric Dating. It's used to find the dates of ricks and other objects based on what the known decay rate of radioactive isotopes. Different forms of this method can also estimate the age of natural and man-made materials.

8 0
4 years ago
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