Solve the problem. Round your answer to the nearest tenth, when appropriate. Use the formula 
, as needed.Find the pH if [H3O+] = 7.7 × 10-5.
A. 5.9
B. 4.1
C. -5.9
D. 4.6
Answer: B
You might also like to view...
Match the function with its graph.1) y = 2 + sin (x)2) y = 2 + cos (x)3) y = -2 + sin (x)4) y = -2 + cos (x)A)B)
?
C)D)
?
A. 1A, 2B, 3C, 4D B. 1B, 2D, 3C, 4A C. 1A, 2C, 3D, 4B D. 1A, 2D, 3C, 4B
Find the x- and y-intercepts of f.f(x) = (x - 2)2(x2 - 25)
A. x-intercepts: 2, 25; y-intercept: 50 B. x-intercepts: -2, -25; y-intercept: 50 C. x-intercepts: -5, 2, 5; y-intercept: -100 D. x-intercepts: -5, 2, 5; y-intercept: 100
Find the probability.Two 6-sided dice are rolled. What is the probability that the sum of the two numbers on the dice will be greater than 10?
A. 
B. 
C. 
D. 3
Find the axis of symmetry of the parabola defined by the given quadratic function.f(x) = -7(x - 4)2 - 6
A. x = -4 B. x = 4 C. x = -6 D. x = -7