Answer:


Explanation:
Hello,
By applying the Dalton's law, we can compute the partial pressure of the helium has:

Now, solving for the partial pressure of the helium gas we get:

On the other hand, the mass of the helium gas is computed via the ideal gas equation in terms of the helium's mass:

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C funnel because the funnel would have a large enough entrance to put a solid through
Answer:
I <u>think</u> your answer is: C. ("An Arrhenius acid increases [H +] in the solution.")
Explanation:
An Arrhenius acid is a substance that dissociates in water to form hydrogen ions (H + ); that is, an acid increases the concentration of H + ions in an aqueous solution. This causes the protonation of water, or the creation of the hydronium (H 3 O +) ion.
Hopefully this helps!
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Answer: a) 2H2 + O2 --> 2H2O
Explanation: 2 compounds are combining to form a new compound. The others have 2 substances as the end result and synthesis only produces one result (2H2O in this case)
Water, Sun/Heat, and Carbon Dioxicide/Air
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