math
Yes, painting can be 12 to 14 inches . Lengths do not matter . Thank you
math
Want to hang a painting on a wall that is 17and 5/8 inches high and I want 2 inches left on top and bottom of painting showing. Where would I hang it at?
Chemistry
Say you have a question asking to rank the oxidizing strength of several different metals. When you look at the reduction table to determine the strength, there are metals with different oxidation states. For example: Fe3+ + 3e- => Fe ; Eo = -.04 Fe2+ + 2e- => Fe ; Eo = ...
Math
A squirrel is moving at a speed of 15 feet per second. At this rate, how long will it take the squirrel to travel one mile? Convert answer into minutes, to the nearest tenth.
algebra
A satellite dish has a parabolic cross section and is 6 ft deep. The focus is 4 ft from the vertex. Find the width of the satellite dish at the opening. Round your answer to the nearest foot. Thank you
Statistics
A high school counselor is interested in the percentage of students who will be going to college. She randomly picks 60 students and finds that 53 will be going to college. Use a 95% confidence level to find the population proportion. a) State the 95% confidence interval for p...
Statistics
A purchasing agent at the Kelly Bread Company wants to estimate the mean daily usage of rye flour. She takes a sample for 50 straight days and finds that the sample mean is 180 pounds with a sample standard deviation of 38.5 pounds. a) State the 90% confidence interval for the...
Chemistry
I followed your direction and I calculated the solubility to be 40. Am I correct?
Chemistry
Consider the following reaction that describes the solubility equilibria of solid Zn(OH)2 in aqueous solution (Ksp of Zn(OH)2 4.0x10^-17. Calculate molar solubility of Zn(OH)s in an acidic solution of pH5.0.
chemistry
To maintain the effectiveness of a buffer, relative concentrations of the acid and the conjugate base should not differ by a factor of 10. Based on this information, derive pH range within which the buffer can work effectively. I know that I have to use the HH equation, but I ...
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