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kondaur [170]
3 years ago
12

Which element’s atomic number is the same as its atomic weight?

Chemistry
1 answer:
olya-2409 [2.1K]3 years ago
3 0
Hydrogen's atomic number is one and atomic weight is 1 tooo so its hydrogen
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Steve walks from his house 5 I'm south then turns east and walks 2 km. Then he walks 9 in North to his older sister's house. She
IgorLugansk [536]

Answer:

18 km

Explanation:

To know the distance, you need to be clear in the concept of distance.

According to the physics, the distance is a measurement that refers to the fact of how much an object has move from one point to another.

In this case, we have a person named Steve and he's walking through several points.

To calculate the distance that he moved, you just need to sum all the values of distance. In this case, it's not neccesary to do calculations regarding the components of the x or y axis, because we are not talking about displacement, where it actually counts. But in this case, we just need all the covered distance that Steven walked since the beggining.

So, no more talk, let's do calculations:

D = 5 + 2 + 9 + 2 = 18 km

So the final answer would be:

<h2>Distance = 18 km</h2>

Hope this helps

5 0
2 years ago
I NEED ANSWERS TO THESE PAGES
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Answer:

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6 0
3 years ago
The net reaction of the calvin cycle is the conversion of co2 into the three-carbon sugar g3p. along the way, reactions rearrang
arsen [322]
<h3><u>Answer</u>;</h3>

a. 3 molecules 3 carbon

b. 6 molecules 18 carbon

c. 6 molecules 18 carbon

d. 5 molecules 15 carbon

e. 3 molecules 15 carbon

f. 3 molecules 15 carbon

<h3><u>Explanation</u>;</h3>
  • In the Calvin cycle, carbon atoms from CO2 are ncorporated into organic molecules and then  used to build three-carbon sugars, a process that is fueled by, and dependent on, ATP and NADPH from the light reactions.
  • Calvin cycle take place in the stroma. Reactions of Calvin cycle are divided into three main stages: carbon fixation, reduction, and regeneration of the starting molecule.
  • During carbon fixation, a CO2 molecule combines with a five carbon acceptor molecule ribulose-1,5-bisphosphate. The result is a six carbon compound that splits to two three carbon compound, 3-PGA.
  • During reduction; ATP and NADPH are used to convert the 3-PGA molecules into molecules of a three-carbon sugar, glyceraldehyde-3-phosphate.
  • Finally during regeneration, some G3P molecules are used to make glucose while others are recycled to regenerate RuBP acceptor.
5 0
3 years ago
What is the balanced equation to, <br> CH4+O2=C02+H2O ?
Alecsey [184]
<span>CH4 + 2O2 --> CO2 + 2H2O </span>
6 0
3 years ago
Read 2 more answers
A saline solution similar to that used for intravenous drips is made by dissolving 0.45 g sodium chloride in 50.00 g water. Whic
beks73 [17]

Answer:

E) 1, 2, and 3

Explanation:

50g H2O + 0.45g NaCl --> 50.45g saline solution

7 0
3 years ago
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