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4. Solve for x and express answer to two decimal places as indicated. (500/1) - (280/x),...
[H 3 O^ + ]=1.9*10^ -4 M Express your answer using two decimal places. AND [OH^ - ]=5.6*10^ -3 M Express your answer using two decimal places. [H30+1 = 1.9 x 10-4 M Express your answer using two decimal places. V ACO R O ? ? pH = Submit Request Answer Part B [OH-] = 5.6 x 10-3 M Express your answer using two decimal places. V AEQ R O ? ? pH =
For the following distribution, what is the probability, P(X > 6)? Express the answer as a decimal number (for example, 0.5, not 1/2 or 50%). x 3 4 5 6 7 8 P(X = x) 0.15 0.20 0.20 0.25 0.10 0.10
1. [H3O+] = 2.9×10−9 M Express your answer using two decimal places. ph= 2. [H3O+] = 7.3×10−2 M Express your answer using two decimal places. ph= 3. [H3O+] = 4.7×10−10 M Express your answer using two decimal places. ph=
find the pH of each solution. express your answer using two decimal places 1. [H3O+]=7.7x10^-8 M 2.[H3O+]=1.0x10^-7 M 3. [H3O+]=5.4x10^-4 M 4. [H3O+]=5.2x10^-6 M
Find the indicated probability. Round your answer to 6 decimal places when necessary. TWO "fair" coin are tossed. Let A be the event of number of tails equal 1 and be the event of getting head for the second coin. Find the probability that either A or B occurs A. 174 B. 1/2 OC1 OD. 3/4 QUESTION 13 Determine whether the events are dependent A dice get rolled 4 times. Are rolls dependent on each other? O A. True OB....
4 of 16> Solve for x. 375 5x3 Express the answer to the hundredths place (i.e., two digits after the decimal point). ho 80 144
QUESTION 18 Find the indicated probability. Round your answer to 6 decimal places when necessary. Three "fair" coins are tossed. Let A be number of tails. What is the probability of event A - 2? O A. 3/8 OB. 1/2 OC.5/8 OD. 114 QUESTION 19 Find the indicated probability. Round your answer to 6 decimal places when necessary. A "fair" die with 6 sides is rolled. What is the probability of rolling a number less than 3? O A. 1/4...
Express your answer using three decimal places. 170 A ROO? pH = Submit Request Answer Part B Calculate the pH at 25°C of a solution formed by mixing 33.0 mL of 0.260 M HC H3O3 and 23 Express your answer using three decimal places. ? 10 APO pH = pH = Submit Request Answer Part C Calculate the pH at 25°C of a solution prepared by adding 50.0 mL of 1.60 M NaOH solution to 0. Express your answer using...
express each answer to two decimal places % C in C22H24N2O8 % H in C22H24N2O8 % N in C22H24N2O8 % O in C22H24N2O8
0.18 MNH,CI Express your answer to two decimal places. MISSED THIS? Read Section 17 8 (Pages 758 765): Watch KGV 178 IWE 17.14. 17.10 Determine the pH of each of the following solutions K, acetic acid is 1.8 x 105 Ks, ammonials 1.76 x 105 ΑΣΦ h ? pl Submit Request Answer Part B 0.15 M N ILO Express your answer to two decimal places Vol AXc ? - Sub Rest Answer Part 0.13 M NCI Express your answer to...