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nikitadnepr [17]
3 years ago
7

Help with both questions ASAP PLEASE

Chemistry
1 answer:
Step2247 [10]3 years ago
6 0
Mg reducing agent and Cu oxidising agent.

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Helpppppp plsssssssss​
vodomira [7]

Answer:

anaphase

Explanation:

because the chromosomes are moving towards different poles

7 0
3 years ago
How do water go to the sky?
Tanya [424]
Water goes into the sky by condensation I think
7 0
4 years ago
Read 2 more answers
What is the mass (in grams) of 9.79 × 1024 molecules of methanol (CH3OH)?
nevsk [136]
We will use this formlula: Mass in grams = Number of moles x Molecular mass of 1 mole.

Since, we know the avagadro number is 6.02 x 10²³, we only have two unknown values left which are the molecular mass of CH3OH and its mole.

Molecular Mass: C = 12, H= 1, O = 16, since we have C=12, H4 = 4, O = 16, we will add them up: 12 + 4 + 16 =32

We know that one mole of anything = 6.02 x 10²³.
So we will use this formula to find the mole of methanol: Number of moles = Number of molecules / Avagadro number

Number of moles of CH3OH = (9.79 x 10^24)/6.02 x 10²³) =  16.263 moles.

Now we know that the molecular mass = 32 and the mole is = 16.263.

Now we can find its mass by using this formula: <span>Mass in grams = Number of moles x Molecular mass of 1 mole.
</span>
Mass in grams = 16.263 x 32 = 520g






6 0
4 years ago
What is it called when moon is between setting and rising
miv72 [106K]

Answer:

I hope this link helps you.

Explanation:

http://astronomy.swin.edu.au/cosmos/P/Phases

4 0
3 years ago
Need help in this I don’t understand what the mass would be so confusing there are no labels to this exercise
marta [7]

Answer:

10\text{ a.m.u}

Explanation:

Here, we want to get the mass of the given atom

The atomic mass is simply the sum of the mass of the protons and neutrons

From the nucleus, we can see that we have 5 protons and 5 neutrons

Although they have different charges, they have roughly the same mass

The mass of each is approximately equal to 1

Thus, we have the mass of the atom as;

5(1)\text{ + 5(1) = 10 a.m.u}

7 0
1 year ago
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