Questions by Maxime Kjaer

Questions by Maxime Kjaer

PLEASE HELP ME MATHEMATICS

asked Jan 14, 2021

2 answers

3 votes

129k views

Rita bought 14 yards of fabric for $73.50. If the cost is proportional to the yardage, what is the constant of proportionality? A. $5.05 per yard B. $5.20 per yard C. $5.15 per yard D. $5.25 per yard

asked Jan 12, 2021

1 answer

2 votes

162k views

The natural abundances of the two stable isotopes of hydrogen (hydrogen and deuterium) are 99.99 percent and 0.01 percent. Assume that water exists as either _1^1 H_2O or _1^2 D_2O. Calculate the number

asked Nov 26, 2020

1 answer

2 votes

29.7k views

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