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ad-work [718]
3 years ago
15

An exothermic reaction always _____.

Chemistry
1 answer:
masha68 [24]3 years ago
4 0
Releases heat
(Exothermic)
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Special structures in the cells of plants capture sunlight energy to power photosynthesis. What materials must plants obtain fro
Svetach [21]

Answer:

Sunlight

Water

And carbon dioxide

Additional information :

6CO2 + 6H2O → C6H12O6 + 6O2

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2 years ago
How are freezing and condensation alike?
bija089 [108]

Answer:

A. Both describe ways a solid can change.

6 0
3 years ago
What is a hot spot?<br> Own words
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Answer: Hotspot: A hotspot is a physical location where people can access the Internet, typically using Wi-Fi, via a wireless local area network (WLAN) with a router connected to an Internet service provider. ... While many public hotspots offer free wireless access on an open network, others require payment.

A hot spot is an area on Earth over a mantle plume or an area under the rocky outer layer of Earth, called the crust, where magma is hotter than surrounding magma. The magma plume causes melting and thinning of the rocky crust and widespread volcanic activity.

Explanation: MY own word's.

6 0
3 years ago
Concentration of 10.00 mL of HBr if it takes 5 mL of a 0.253 M LiOH solution to<br> neutralize it?
Sonbull [250]
In a titration, for an acid to neutralize a base, at the equivalence point, there should be an equal number of moles of H+ and OH-.

Moles of OH- can be found by multiplying the concentration of the base by the volume. (You will need to keep in mind the stoichimetric coefficients if the strong base is Ca(OH)₂, Ba(OH)₂, or Sr(OH)₂.

Moles of OH- = moles of H+
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c = 0.1265 M

The concentration of HBr is 0.127 M.
3 0
3 years ago
Which of the following does each different kind of atom represent?
3241004551 [841]

Answer:

Element

Explanation:

Each different kind of atom represents an atom. Elements like atoms are considered to be distinct substances that cannot be split into simpler substances. Such substances are known to be made up of just one kind of atom.

Like an atom, elements are made up of protons, neutrons and electrons. Both the protons and neutrons are found in the nucleus of the atom.

3 0
2 years ago
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