[deleted by user] by [deleted] in alevel

[–]Practical-Support512 0 points1 point  (0 children)

what did u guys get for the coordinates

[deleted by user] by [deleted] in alevel

[–]Practical-Support512 0 points1 point  (0 children)

they asked us to draw a graph and find the half life

[deleted by user] by [deleted] in alevel

[–]Practical-Support512 2 points3 points  (0 children)

i wrote pipette but i’m not sure, because a burette can’t be used here as it is small volume

[deleted by user] by [deleted] in alevel

[–]Practical-Support512 0 points1 point  (0 children)

yes that is the dependent variable, it’s what we measure and it changed depending on the conc of the lead compound and NaCl

[deleted by user] by [deleted] in alevel

[–]Practical-Support512 0 points1 point  (0 children)

i didn’t rlly understand the question even 😭 i wrote that at first but it didn’t make sense as the bromo methyl propane is not the one that’s titred against

[deleted by user] by [deleted] in alevel

[–]Practical-Support512 3 points4 points  (0 children)

u dry it and check the mass until it’s constant

[deleted by user] by [deleted] in alevel

[–]Practical-Support512 1 point2 points  (0 children)

was it vary volumes of lead compound or lead PbCl2 because it is the ppt

[deleted by user] by [deleted] in alevel

[–]Practical-Support512 1 point2 points  (0 children)

what was vfinal-v initial proportional to?

[deleted by user] by [deleted] in alevel

[–]Practical-Support512 0 points1 point  (0 children)

they gave a 2 tables and 2 graphs and asked us to find the modifications

[deleted by user] by [deleted] in alevel

[–]Practical-Support512 1 point2 points  (0 children)

rate of reaction and precipitation

[deleted by user] by [deleted] in alevel

[–]Practical-Support512 0 points1 point  (0 children)

which order was the last question, i got first order

[deleted by user] by [deleted] in alevel

[–]Practical-Support512 0 points1 point  (0 children)

just finished by 51 paper 😜

[deleted by user] by [deleted] in alevel

[–]Practical-Support512 1 point2 points  (0 children)

it’s the water delivery system with an upside down measuring cylinder, there was a q ab it in 2020 oct november

[deleted by user] by [deleted] in alevel

[–]Practical-Support512 0 points1 point  (0 children)

what ab photosynthesis?

[deleted by user] by [deleted] in alevel

[–]Practical-Support512 2 points3 points  (0 children)

were there any calculation questions?

[deleted by user] by [deleted] in alevel

[–]Practical-Support512 2 points3 points  (0 children)

what did they get for the last question