A 20ft ladder is leaning against a wall and begins to slide. How fast is the top of the ladder sliding down the wall as the instant of time when the bottom of the ladder is 12ft from the wall and is sliding away from the wall at a rate of 5ft/sec.2 AnswersMathematics2 months ago
For Luce Landscaping, the total revenue and the total cost for yard maintenance of x homes are given by R(x)=1000x-x^2 and C(x)=3000+20x. Suppose that Luce is adding 10 homes per day at the moment when the 400th customer is signed. At that moment, what is the rate of change of profit, dp/dt?1 AnswerMathematics2 months ago
How do you get the integrated area of a GC peak? How is that then directly proportional to the relative molar amounts of the compounds?
I am also confused about the relative molar amounts. What is the units for that?1 AnswerChemistry2 months ago
Determine the oxidation state of each element in the following reaction and then balance it in a base:
NO3-(aq) + Zn(s) Zn(OH)42-(aq) + NH3(g)
Calculate the amount of Ga(s) that can be deposited from a Ga(III) solution using a current of 0.740 A that flows for 90.0 min.?
Gallium is produced by the electrolysis of a solution made by dissolving gallium oxide in concentrated NaOH(aq).