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Mumz [18]
3 years ago
8

Something used to power some devices.

Chemistry
1 answer:
weeeeeb [17]3 years ago
6 0

Answer:

electricity

Explanation:

or maybe food

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1. A student attempts to make a saline solution by adding salt to water. How much water did
dexar [7]

111.1 mL of water

Explanation:

Weight per volume concentration (w/v %) is defined as

weight per volume concentration = (mass of solute (g) / volume of solution (mL)) × 100

volume of solution = (mass of solute × 100) / weight per volume concentration

volume of solution = (1 × 100) / 0.9 = 111.1 mL

volume of water = volume of solution = 111.1 mL

Learn more about:

weight per volume concentration

brainly.com/question/12721794

#learnwithBrainly

8 0
3 years ago
5.(a) Give the names and symbols of respective elements. (5)
Leya [2.2K]

Answer:

Elements:

Platinum - Pt

Silicon - Si

Lead - Pb

Hydrogen- H

Silver - Ag

Symbols:

Pr - Praseodymium

K - Potassium

Br - Bromine

Mg - Magnesium

Hg - Mercury

6 0
2 years ago
(GIVING BRAINLYIST) Which environment has low temperatures and low humidity?
Greeley [361]

Answer:

The answer would be tundra.

A rain forest has a lot of humidity because it rains a lot otherwise it wouldn't be called a rain forest.

Grassland has a somewhat high temperature and average humidity enough to keep it green and grassy hence grasslands.

A wetland has a lot of water but low temperatures. Still, humidity is water so wetlands aren't it.

Explanation:

Hope this helped.

A brainliest is always appreciated.

7 0
2 years ago
Read 2 more answers
What is the formula for calcium fluoride​
MatroZZZ [7]

Answer:

CaF_{2}

Explanation:

Calcium = Ca

Fluorine = F

7 0
3 years ago
Read 2 more answers
If you have a cup of water at 35 degrees Celsius, and a bath tub of water at 35 degrees Celsius which will melt the most ice and
ZanzabumX [31]
The bathtub of water would melt the most ice because it has a larger area
8 0
2 years ago
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