3 years ago

What is meant by enthalpy change?

1 answer:

7 0

Enthalpy change refers to the overall amount of heat added or lost with each step as you progress through your reaction.

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Norma-Jean [14]

$2 KHP(aq) + Ba(OH)_{2}(aq) ---> KP_{2}Ba (aq) + 2 H_{2}O (l)$ \

Moles of $Ba(OH)_{2}$ = $0.483 \frac{mol}{L} * 28.5 mL *\frac{1 L}{1000mL} = 0.0138 mol Ba(OH)_{2}$

Mass of KHP = $0.0138 mol Ba(OH)_{2} * \frac{2 mol KHP}{1 mol Ba(OH)_{2}} * \frac{204.22 g KHP}{1mol KHP}$

= 5.64 g KHP

6 0

3 years ago

Len [333]

During this process. A. Solid turns directly into a Gas.

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3 years ago

horsena [70]

22.7 liters

The molar volume of an ideal gas depends on the temperature and pressure. One mole of any ideal gas occupies 22.7 liters at 0 0C and 1 bar (STP).

Hope this helped

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3 years ago

zhuklara [117]

The pulpy acidic fluid which passes from the stomach to the small intestine, consisting of gastric juices and partly digested food.

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Lelechka [254]

Answer:

the answer is A Glucose

hope it helps!

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3 years ago