Question

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Answer 1

Answer:

-12, 1/2^-7

Step-by-step explanation:

Cancel out the numerator and denominator and you get 1 don't write it now -7 -5 equals -12

Convert the fraction into multiplication when done, the fraction will be 3/4 2/3 now cancel 3 and 3 and divide 2 by 4 you'll get 1/2 and -4 -3 equals -7 so

1/2^-7

Thanks, Have fun

Answer 2

Step-by-step explanation:

Out of 3 metals X,Y and Z , X is less reactive than Y and Z is more reactive than X .suggest an

activity to arrange X,Y and Z in order of their decreasing the reactivity .