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Physics, 26.08.2021 07:30 jade5801

A highly volatile substance has an initial mass of 1200 g and its mass is reduced by 12% each second. a Write a formula that gives the mass of the substance (m) at time (t) seconds.

b Rearrange this formula to make t the subject.

C What mass remains after 10 seconds, correct to 2 decimal places?

d Calculate how long (to the nearest second) it takes until the mass is 10 grams.

e After how many seconds (to the nearest second) is the mass less than 1 gram?​

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