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Law Incorporation [45]
3 years ago
6

Hydrogen bonds can be found between molecules of which substance? NH3 H2 HI CH4

Chemistry
1 answer:
DochEvi [55]3 years ago
3 0

Answer:

All except ch4

Explanation:

NH3 N H 3 and HF can form hydrogen bonds as they have a hydrogen atom bonded to fluorine and nitrogen atoms.

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3 years ago
Read 2 more answers
Urgent!!!
Yakvenalex [24]

The specific heat of the metal, given the data from the question is 0.60 J/gºC

<h3>Data obtained from the question </h3>

The following data were obtained from the question:

  • Mass of metal (M) = 74 g
  • Temperature of metal (T) = 94 °C
  • Mass of water (Mᵥᵥ) = 120 g
  • Temperature of water (Tᵥᵥ) = 26.5 °C
  • Equilibrium temperature (Tₑ) = 32 °C
  • Specific heat capacity of the water (Cᵥᵥ) = 4.184 J/gºC
  • Specific heat capacity of metal (C) =?

<h3>How to determine the specific heat capacity of the metal</h3>

The specific heat capacity of the sample of gold can be obtained as follow:

According to the law of conservation of energy, we have:

Heat loss = Heat gain

MC(T –Tₑ) = MᵥᵥC(Tₑ – Tᵥᵥ)

74 × C(94 – 32) = 120 × 4.184 (32 – 26.5)

C × 4588 = 2761.44

Divide both side by 4588

C = 2761.44 / 4588

C = 0.60 J/gºC

Thus, the specific heat capacity of the metal is 0.60 J/gºC

Learn more about heat transfer:

brainly.com/question/6363778

#SPJ1

6 0
1 year ago
Does weed still have the same effects when put in food or drinks?
arsen [322]
Yeah, it sure does
 
Hope this helps!


7 0
3 years ago
Who was Lucy, the Australopithecus afarensis?
Nostrana [21]

Answer:

c i believe

Explanation:

Good luck and sorry if im wrong

7 0
3 years ago
Plz answer question (ii)
Vanyuwa [196]

Answer:

  1. At the negative electrode: Mg(s) => Mg2+ + 2e-
  2. At the positive electrode:Cl- + 2e- => Cl2(g)

Explanation:

1. Magnesium is formed at the negative electrode.

2. Chlorine gas is released at the positive electrode.

6 0
3 years ago
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