Answer:

Explanation:
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In this case, for the given reactants we identify the following chemical reaction:

Thus, we evidence a 1:1 molar ratio between KOH and HCl, therefore, for the complete neutralization we have equal number of moles, that in terms of molarities and volumes become:

Hence, we compute the volume of HCl as shown below:

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Color they look the same hope this helps.
(0.48 gram) x (1mole / 4.0 gram) = 0.48/4.0 = 0.12 mole
Answer:
C.
The air pressure creates a vacuum in the straw that pulls the air into the liquid.
Answer:
A
Explanation:
27 us the number of protons when we subtract 27 from 59 it will be 32 because a mass number is the sum of proton and neutron but tell u more on the comment