Ask a New Question

Question

Average mass of d,k,l 42 .D is 6 kg heavier than average mass of k and l .k is 6 kg heavier than l. Find mass of d
11 years ago

Answers

Steve
what do we know?

(d+k+l)/3 = 42
d = 6+(k+l)/2
k = l+6

So, start substituting:

d+l+6+l = 126
2d = 12+l+6+l
or,

d+2l = 120
2d-2l = 18

Add these to get

3d = 138
d = 46
11 years ago

Related Questions

What is the average mass of the mixture of an element's isotopes? How is the average mass of a penny related to average atomic mass? If the average mass of five birds is 2kg 500g, what is the total mass of the five birds? The average mass of a man in an office is 85 kg with standard deviation 12 kg. The average mass of... What is the average mass of a single aluminum atom in grams? How do I solve this? I got 4.482 x 1... The average mass of a certain type of microorganism is 2.4×10−6 grams. What is the approximate tot... The average mass of box A, box B and Box C is 810 g. The total mass of box A and box C is 2 kg and 7... The average mass of a five-man basketball team is 72 kg. Four of the team members have a mass of 51... What is average mass of 25g, 20g, and 30g ? What is the average mass of 1 apple in kg
Ask a New Question
Archives Contact Us Privacy Policy Terms of Use