Describe the function of the acetic acid
Describe the function of the acetic acid if in a dry 100ml conical flask dissolves 3.2g of acetanilide in 5mlof glacial acetic acid by warming gently on the steam bath.
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The projectile is launched from the platform 20 feet high with the initial velocity of 144 feet per second, height h of projectile at t seconds after launch is provided by h = -16t^2 + 144t + 20 feet.
A block of 5.5 kg slides down a frictionless incline making the angle of 70.0° with the horizontal. (i) Determine the net work done on the block if the block slides 1.7 m (measured all along the incline)?
From the point 48 feet from base of the redwood tree, angle of elevation to top of tree is 56.3degrees. Determine height of tree to nearest tenth of the foot.
Determine the potential difference needed to accelerate protons from rest to 10% of the speed of light.
The two angled ropes employed to support a crate can withstand a tension of 1500 N before they break. Determine the biggest mass the ropes can support? Angle 1 = 55 and angle 2 = 35.
A capacitor of .22μF is charged by a 1.5 V Battery. After being charged, the capacitor is joined to a small electric motor. Supposing 100% efficiency, to what height can the motor elevate a mass of 5 g?
A satellite orbiting the moon much near the surface consists of a period of 110 min. Determine the acceleration of moon due to gravity?
A charge of +3.0 µC is at first 0.20 m from a fixed -6.0 µC charge and is then moved to a position 0.50 m from the fixed charge. (i) Determine how much work was needed to move the charge?
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