Need chemistry help with 9 & 10 For the reaction C(s) + H_O(g) rightarrow CO(g) +...

Oxygen and Nitrogen are mixed adiabatically at 80°C. Oxygen has an initial volume of 20 meters cubed and a pressure of 100 bar. Nitrogen has a volume of 90 meters cubed and an initial pressure of 50 bar. If the system has no change in volume, calculate: Final pressure Mass AND mole fractions...

THS print-out should have 27 questions. Multiple-choice questions may continue on the next column or page - find all choices before ansy nts Olo -10 L -10-8 -6 -4 -2 0 2 4 6 8 10 Calculate the e-coordinate of the center of mass Xem of the metal plate. a) w abeled T sla AI The the dled T2 fins of N 0...

Р [12]35. A piece of wire is bent in the shape shown (two 32.6 cm straight sections and a 3/4 of a circle section with radius r - 320 cm). Based on this information 17.4 m which of the following is true? Note that point P is the center of the 3/4th circular section. Circle the TRUE statement(s...

a) How many moles of sodium hypobromite (NaBrO) must be added to a 2.00 L solution of 0.025 M hypobromous acid (HBrO) to form a buffer solution of pH 9.0 (Ka HBrO is 2.5x10^-9)? Assume the volume of solution does not change on addition of NaBrO? b) If you started with a solution of 0.500 M HBrO and ...

What is the slope of the line connecting the points #(-5, 2)# and #(-3, -4)#?...

Perfect Complements If 4x,y are perfect complements then 1x = 4y If x,3y are perfect complements then 1x = 3y Can someone please explain the theory behind this and steps on how to solve related questions like this ? What would happen if 4x,2y are perfect complements what would x equal to ?...

Consider a family of four people, aged 8, 10, 33, and 37 as a population a) Calculate the population variance and standard deviation for the ages. Show your work step by step b) Random samples of size two are drawn with replacement from this population and their ages are recorded Find the variance a...

A parallel-plate capacitor has plates of area 400 cm2 and is connected across the terminals of a battery. After some time has passed, the capacitor is disconnected from the battery. When the plates are then moved 0.40 cm farther apart, the charge on each plate remains constant but the potential diff...

E Question Help 6.6.27 Sally can paint a room in 6 hours while it takes Steve 9 hours to paint the same room How long would it take them to paint the room if they worked together? It would take hours (Type an integer or decimal rounded to one decimal place as needed)...

Let X1, X2,.......Xn be a random sample of size n from a continuous distribution symmetric about . For testing H0: = 10  vs H1: < 10, consider the statistic T- = Ri+  (1-i), where  i =1 if Xi>10 , 0 otherwise; and Ri+ is the rank of (Xi - 10) among |X1 -10|, |X2-...

How do you solve #\frac { 1} { 3} ( g - 3) = 9#?...

g Use this information to calculate K L for Mg(OH),. The solubility of Mg(OH), in water at 25 °C is measured to be 0.0096 Round your answer to 2 significant digits. 00 ?...

VG A curent 1 amperes flowing through a resistance of K. Ohms varies accordingly to the probability distribution.. fi) bil1-i) Ocic! If the resistance waves independently of the current according to probability olishibution' g) = 20 ar orci find the probability diskibukon for the power W-IR...

You and some of your friends have decided to test the validity of an advertisement by a local pizza restaurant, which claims it delivers to the dormitories faster than a local branch operated by a national chain. Both the local pizza restaurant and the national chain are located across the street fr...

6. Determine the voltages vi and v2 in the circuit below. 14 Ω 2.5 Ω 4 Ω (1)5A , ξ60 Ω να ξ15 Ω 120 3144Ω Λ 10 Ω 5.6 Ω 12 Ω...