Chalk contains 10% calcium 3% carbon and 12% oxygen find the amount in grams of each of these compounds in 1 kg of chalk ​

100 gm calcium, 30gm carbon and 120gm oxygen

Step-by-step explanation:

10% of a kg is 100gm of calcium, 3% of 1 kg is 30gm of carbon and 12% of a kg is 120gm of oxygen

part a

x     y

0     8

1     7.5

2     7

3     6.5

4     6

5     5.5  

for every hour i deducted .5 inches from the length of the candle

part b

it is a function because for every x value there is only one y value

part   c

for every x value there is only one y value

x       y

0       8

1       7.6

2       7.2

3       6.8

step-by-step explanation: