Determine the density of the wood and the oil
The block of wood floats in fresh water with 0.596 of its volume V submerged and in oil with 0.855 V submerged. Determine the density of (i) the wood and (ii) the oil.
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Calculate the hydronium-ion concentration of a 2.51 x 10-4 M solution of p-bromobenzoic acid, BrC6H4COOH, for which Ka = 1.00 x 10-4?
Consider the concentration of a solution of lactic acid, (HC3H5O3). The pH of the solution was 2.27. Calculate the concentration of the solution? The Kaof lactic acid is 1.4 x 10-4.
She puts twice as much in lower-yielding account as it is less risky. Her annual interest is 6656 dollars. How much did invest at every rate?
The mass of a tennis ball is 57.0 g, and the ball is usually in contact with the tennis racquet for 30.0 ms , with the ball beginning from rest. Draw a free-body diagram of the tennis ball throughout the serve. Prepare a free-body diagram of the t
Determine the pH become if 20.% of the carbonic acid molecules are transformed to the bicarbonate ions?Determine the pH become if 18% of the bicarbonate ions are transformed to carbonic acid?
At Apple Tree Snacks, the snack mix worth $7/lb is merged with macadamia nuts worth $10/lb to get the 30 lb mixture worth $8.30 per pound. How much of each kind of ingredient was utilized?
Over the course of 20 years, temperature in the small town is recorded every day. Write the equation which models average temperature of town in terms of days.
The luxury liner leaves port on the bearing of N 100 degrees E and travels 12mi. It then turns due East and travels 4mi. How far is liner from port, and determine its bearing from port?
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