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Sladkaya [172]
3 years ago
12

Calculate the lattice energy of CuBr(s) using a Born–Haber cycle.

Chemistry
1 answer:
In-s [12.5K]3 years ago
7 0
The 2nd one I believe
Answer- 2nd
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Which feature of a map shows the relationship between a distance on a map and that distance on Earth? key scale grid system comp
fiasKO [112]

Answer:

Scale is the right answer

Explanation:

The  scale is a sentence that relates distance on the map to distance on Earth

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3 years ago
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(b) Why is nitrogen used for storage of semen<br>in artificial insemination?​
aev [14]
Nitrogen is often used for the storage of semen samples for artificial insemination of cattle. Nitrogen is used to maintain a dry inert atmosphere over chemicals during storage, reaction or processing. Used in brewing, soft drinks and wine-making industries to exclude air from the product and de-aerate water.
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3 years ago
el diametro de la tierra en el ecuador es de 7926381 ml. redondee este numero a tres cifras significativas y expresel en notcion
elena55 [62]

7.93 x 10⁶mi

Explanation:

Significant figures are numbers that shows how accurate and precise scientific measurements are reported.

Here are some rules to identifying them;

  • All non-zero digits are significant
  • zeros between digits are significant
  • leading zero before a decimal are not significant
  • trailing zero after a decimal are significant
  • trailing zero before a decimal point are significant.

The number 7926381  has 7 significant numbers.

To write in the scientific notation, we simply express as N x 10ᵃ

   N is the number of significant number

   a is the exponent

N here is 7.93

a here is 6

            7.93 x 10⁶mi

learn more:

Significant figures brainly.com/question/2746374

#learnwithBrainly

7 0
3 years ago
Standing still; not moving <br><br> 1.stationary<br> 2.motion<br> 3.universal law of gravitation
gulaghasi [49]

Answer:

stationary stationary means not in motion also known as not moving

5 0
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Need help ASAP!!
Sholpan [36]

Answer:A

Explanation:

Well the nervous system has to do with the nerves and if you remover what the nerves do they trigger your Brian.

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