Now take a fresh 60 mL of the 0.50 M pH 6.83 buffer and add 3.7 mL of 1.00 M NaOH. Using steps similar to those above, calculate the new pH of the solution.

need this ASAP. pls answer this question can someone simplify (3x)^4 An athletics coach states that the distribution of player run times (in seconds) for a 100-meter dash is normally distributed with a mean equal to 13.00 and a standard deviation equal to 0.2 seconds. What percentage of players on the team run the 100-meter dash in 13.36 seconds or faster Mountain Lake Corporation's accounting records show the following at year-end December 31, 2014:Purchase Discounts $7,230 Beginning Inventory $32,660Freight-In 8,730 Ending Inventory 29,170Freight-Out 12,260 Purchase Returns and Allowances 4,190Purchases 164,250 Assuming that Mountain Lake Corporation uses the periodic system, compute the cost of goods purchased and cost of goods sold.1. Cost of goods purchased$=?2. Cost of goods sold$=? Find all pairs $(x,y)$ of real numbers such that $x + y = 10$ and $x^2 + y^2 = 56$. For example, to enter the solutions $(2,4)$ and $(-3,9)$, you would enter "(2,4),(-3,9)" (without the quotation marks). Please answer this correctly Find the fourth term in the expansion of the binomial(4x + y)^4a) 16xy^3b) 256x^4c) 64y^4d) 4xy^3 What would happen to a satellite if its orbit speed doubled? Mario writes the equation (x+y ) 2 = z 2 +4( 1 2 xy) (x+y)2=z2+4(12xy) to begin a proof of the Pythagorean theorem. Use the drop-down menus to explain why this is a true equation. Help ASAP! Last one! Will give branliest What is the measure of PSQ? What is a result of the nation's inactivity?A.It has prevented death from cardiovascular disease.B.It has caused the percentage of overweight young people to decrease.C.It has contributed to the increasing number of cases of cancer and heart disease.D.It has helped to improve the nation's healthcare budget. Where does the doctor work? What does he do ? Is the profession of a doctor important? Why ? How does a doctor face corona? What are the doctor's tools? PLEASE HELP!!!! Find the common difference A dilation has center (0, 0). Find the image of each point for the given scale factor. A(3,4);D7(A) An investor buys a 10-year, 7% coupon bond for $1,050, holds it for 1 year, and then sells it for $1,040. What was the investor's rate of return? The graph above shows the population of Brazil's largest cities. How does the second-largest city compare with the largest city, according to the graph? A. The second-largest city is about one-third the size of the largest city. B. The second-largest city is about one-half the size of the largest city. C. The second-largest city is about two-thirds the size of the largest city. D. The second-largest city is about three-fourths the size of the largest city. Two little sisters were arguing over an orange, "Give it to me, I want this orange, it's mine" shouted the first girl."And I want this orange too, I need it right now," cried the other girl.The mother came in to the kitchen, took a knife and cut the orange in two halves. She gave each little girl one half. The first girl peeled her half, threw away the skin, and ate the inside. The second girl also peeled her half of the orange, but threw away the inside, and put the skin aside to dry. She wanted to make some jam out of the orange. This scenario illustrates how difficult family relationships can be. Which of the following options should the two sisters work on to improve their relationship? a. listening to their mother b. compromising with each other c. communicating their demands d. all of the above (I've tried d and c and they didn't work, so I really just want to see if others think it is b as well) 1) Was Progressivism an inspirational movement to further the nation's democratic ideals orwas it an attempt at social control by self-important, moralist busybodies? HELP ILL MARK BRAINLIEST PLS!!!!A patch of mud has stuck to the surface of a bicycle tire as shown. The stickiness ofthe mud is the centripetal or tension force that keeps the mud on the tire as it spins.Has work been done on the mud as the tire makes one revolution, if the mud stayson the tire? Explain.