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ElenaW [278]
3 years ago
8

How much would the temperature of 275 g of water increase if 36.5 kJ of heat were added? cwater =4.18J/g°C

Chemistry
1 answer:
Hatshy [7]3 years ago
8 0

I dont actually kbow the answer. I just need points good luck tho.

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The mass of a substance per unit volume
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The mass of a substance per unit volume is the substance's density.

D = m/v.
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3 years ago
Need help <br>1/6 + 1/8 =
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1/6 + 1/8 = 7/24

24

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"Calculate the number of millimoles in 500 mg of each of the following amino acids: alanine (MW = 89), leucine (131), tryptophan
Cloud [144]

Answer:

- Alanine =  5.61 mmoles

- Leucine = 3.81 mmoles

- Tryptophan = 2.45 mmoles

- Cysteine = 4.13 mmoles

- Glutamic acid = 3.40 mmoles

Explanation:

Mass / Molar mass = Moles

Milimoles = Mol . 1000

500 mg / 1000 = 0.5 g

- Alanine = 0.5 g / 89 g/m → 5.61x10⁻³ moles  . 1000 = 5.61mmoles

- Leucine = 0.5 g / 131 g/m → 3.81 x10⁻³ moles  . 1000 = 3.81 mmoles

- Tryptophan = 0.5 g / 204 g/m →  2.45x10⁻³ moles . 1000 = 2.45 mmoles

- Cysteine = 0.5 g / 121 g/m → 4.13x10⁻³ moles . 1000 = 4.13 mmoles

- Glutamic acid = 0.5 g 147 g/m → 3.40x10⁻³ moles . 1000 =  3.4 mmoles

5 0
3 years ago
How do the reaction rates change as the system approaches equilibrium?
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It becomes more stable
delta G gets closer to zero
7 0
4 years ago
Which observation indicates that the kinetic-molecular theory has limited use for describing a certain gas? Gas particles are ac
soldier1979 [14.2K]

My answer to the question is "Gas particles are acting like tiny,solid spheres".

7 0
4 years ago
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