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alexgriva [62]
2 years ago
11

A candle is placed between a concave mirror and its focal point.

Chemistry
2 answers:
natali 33 [55]2 years ago
6 0

Virtual and enlarged..............

What grade are you in btw ?

jarptica [38.1K]2 years ago
3 0

Answer: C AND D

Explanation:

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Uv gel enhancements rely on ingredients from the monomer liquid and ________ chemical family.
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<span>UV gel enhancements rely on ingredients from the monomer liquid and polymer powder chemical family. The chemicals from the polymer powder family </span><span>can absorb and retain extremely large amounts of a liquid relative to their own mass. Water-absorbing polymers, </span>can absorb aqueous solutions through hydrogen bonding with water molecules.




6 0
3 years ago
Help?… thank you very much! 100 points
Marianna [84]

Answer:

Option B is correct.

Explanation:

They live in less extreme environment than most archaebacteria.

Hoped this helped.

7 0
2 years ago
2H2 + O2 + 2H20
kondaur [170]

Answer:

Hello

The answer is 25gr H2O

Explanation:

50grH2×1 molH2/2 gr H2×2mol H2O/2molH2=25gr H2O

8 0
3 years ago
What is a decomposition reaction?
77julia77 [94]

Answer:

D. Two reactants combine to form a single ew product.

Explanation:

Because, A decomposition reaction produces multiple products from a single reactant.

4 0
3 years ago
What the requirement for a reversible reaction to be at equilibrium ?
lana66690 [7]
<span>A reversible reaction is a chemical change in which the products can be converted back to the original reactants under suitable conditions.</span><span> In a reversible reaction, changing the reaction conditions e.g. concentration, pressure or temperature will change the net direction the reaction goes i.e. more to the right (forward) or more to left (backward).<span>It also means a reversible reaction does not go to completion in either direction and all components, original reactants or ensuing products, ALL co-exist in the reaction mixture (see notes on chemical equilibrium).</span></span><span><span>This means the reaction can go in either direction i.e.</span><span> <span>A + B ==> C + D or C + D ==> A + B</span></span></span><span><span>A reversible reaction is shown by the sign ,</span><span> <span>a half-arrow to the right (direction of forward reaction), </span><span>and a half-arrow to the left (direction of backward reaction).</span><span>It is really important you understand that the terms right & left AND forward & backward are used in the context of how the equation is presented.</span></span></span><span><span>Most reactions are not reversible (irreversible) and have the usual complete arrow only pointing to the right.</span>
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4 0
3 years ago
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