Question

A plant fertilizer contains 11% by mass nitrogen (N). In a container of soluble plant food, there are 15.0 oz of fertilizer. How many grams of nitrogen are in the container?

Answer 1

1 oz = 28.35 grams

Answer 2

Can you convert to grams?

Answer 3

No I'm not familiar just yet!

Answer 4

Ok, that's alright. :) To convert, we can use this equivalency to convert to grams.

Answer 5

Put the unit you want to cancel out in the denominator of the fraction, make sense?

Answer 6

Ahhhhh! Thank you!!!

Answer 7

No problem. :) Now we can use the mass percent to find the mass of nitrogen.

Answer 8

Whole times percent/100 = part

Answer 9

Make sense, @misai ?

Answer 10

Wow that really does! I'm really starting to get it thank you so much! Joanna!

Answer 11

No worries. :) Happy studies!