algebra
Find the number of decibels for the power of the sound given. Round to the nearest decibel. A rocket engine,2.44 cross 10^(−5)watts/cm2.
chemistry...
knowing that one mole of KHP, C8H5O4K, reacts with one mole of NaOH, what mass of KHP is required to neutralized 30.0mL of the 0.10 M NaOH solution?
physics
A submarine dives 92 m at an angle of 7° below the horizontal. What are the two components? x = m y = m
Physics
A sailboat starts from rest and accelerates at a rate of 0.19 m/s2 over a distance of 384 m.Find the magnitude of the boat's final velocity.
Physics
A car starts from rest and travels for 4.2 s with a uniform acceleration of +1.9 m/s2. The driver then applies the brakes, causing a uniform acceleration of -1.6 m/s2. The breaks are applied for 1.60 s. How fast is the car going at the end of the braking period?
Physics
A sailboat starts from rest and accelerates at a rate of 0.19 m/s2 over a distance of 384 m. Find the magnitude of the boat's final velocity.
statistics
Determine the 90% confidence interval for a sample, taken from a normally distributed population, that has a mean of 685, a sample standard deviation of 74, and a sample size of 29
statistics
Determine the 90% confidence interval for a sample, taken from a normally distributed population, that has a mean of 685, a sample standard deviation of 74, and a sample size of 29
geometry
if there are 30 students in the classroom,and the ratio for boys to girls is 4:6,how many boys and girls are in the class
Math
a marble is 12mm diameter. What is the smallest height box that is 96mm square that can hold 200 marbles and still have the lid fit on the box without inference
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