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Hayat ali
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#1
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#1
Q. lithium has two isotopes,6 lithium (abundance 7%) and7 Lithium
(abundance93%) calculate the relative atomic mass of lithium, giving your answers 2 decimal places.? please answer me 🤷🤨
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Chopinnocturne31
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Do you know the formula?
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Hayat ali
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yes
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Chopinnocturne31
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(Original post by Hayat ali)
yes
Then put the numbers you have into the formula
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Hayat ali
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No i don't have formula.☹️
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KelsieTaylor
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(Original post by Hayat ali)
No i don't have formula.☹️
then you shouldn't have answered Chopinnocturne's question with yes
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Hayat ali
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please answer me tell me
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Chopinnocturne31
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No one is going to do your homework for you this time. This is the formula:

Image

And then divide by 100
Last edited by Chopinnocturne31; 3 weeks ago
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KelsieTaylor
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(Original post by Hayat ali)
please answer me tell me
On TSR, the most we can do to help you is to guide you in the right direction, or to give you a helpful formula or two. You have to work out the answer yourself.
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CosmicApathy1
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(Original post by Chopinnocturne31)
Do you know the formula?
(Original post by Hayat ali)
yes
(Original post by Chopinnocturne31)
Then put the numbers you have into the formula
(Original post by Hayat ali)
No i don't have formula.☹️
So why did you say you know the formula when you don't? Ffs man stop wasting Chopinnocturne31's time.
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Chopinnocturne31
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(Original post by CosmicApathy1)
So why did you say you know the formula when you don't? Ffs man stop wasting Chopinnocturne31's time.
Prsom 🙄 OP has been trying to get people to do their homework for them since yesterday, that’s why :rolleyes:
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Hayat ali
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why are don't telle u plz 🙏 answer I don't understand why I don't know
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SoulfulTwist
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(Original post by Hayat ali)
why are don't telle u plz 🙏 answer I don't understand why I don't know
At least attempt to answer it. Then others can guide you
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CosmicApathy1
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(Original post by Chopinnocturne31)
Prsom 🙄 OP has been trying to get people to do their homework for them since yesterday, that’s why :rolleyes:
Oh I see. There would be no problem if OP actually tried by themselves first. Some people just confuse me.
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Maulrus
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Mass = Mr x Mole(s)

Just rearrange the equation subbing in the values you already know.
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Hayat ali
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yes
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vix.xvi
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(Original post by Hayat ali)
yes
smh
atleast TRY it lmao
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FTheOpps
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(Original post by Hayat ali)
yes
6.93

where you from beta
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Hayat ali
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what beta?🤨
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FTheOpps
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(Original post by Hayat ali)
what beta?🤨
where you living it's clearly not the UK

answer is 6.93 good luck with your education
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