Answer:

Explanation:
= Volume of NaOH = 34.56 mL
= Volume of HCl = 25 mL
= Concentration of NaOH = 0.25 M
= Concentration of HCl
When endpoint is reached the number of moles of NaOH will be equal to the number of moles of HCl

Concentration of HCl is
.
you can see the answer at the pic
6H2O represents 6 molecules of water
Answer: In physics and chemistry, the law of conservation of energy states that the total energy of an isolated system remains constant; it is said to be conserved over time. For instance, chemical energy is converted to kinetic energy when a stick of dynamite explodes.
Explanation:
internet
Answer is: <span>because dissolved compounds can crystallizing from solution during filtration and forming crystals on the filter paper or funnel.
</span>Recrystallization<span> is a technique used to purify chemicals by dissolving both impurities and a compound in an appropriate solvent, either compound or impurities can be removed from the solution, leaving the other behind.</span>