Evaluate this problem l5l- l-5l
a. 0
b. 10
c. 25
d. -25

A

Step-by-step explanation:

|5| - |-5|

When you calculate absolute value, you get rid of the all negative signs, because absolute value determines distance from zero.

5 - 5

Complete the subtraction expression

0

A

Hope this helps :)

step-by-step explanation:

one of the most important purposes of surface treatment is to alter surface properties according to the requirement of specific applications. for example, hydrophobic coating has been utilized on windshield and eyeglasses. gold atom monolayer on substrate has become a popular surface bioconjugation strategy.