What is the molarity of diluted solution
Assume that you piper twenty milliliters of 0.350M CaCl2 into a fifty milliliter volumetric flask and add DI water to the calibration mark. What is the molarity of this diluted solution?
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A student titrates an unknown amount of potassium hydrogen phthalate (KHP) with 47.5 mL of a 0.1000 M NaOH solution. KHP (molar mass = 204.22 g/mol) has one acidic hydrogen.
A 3.4 kg object moving at 5.4 m/s in the positive direction of an x axis has a one-dimensional elastic collision with an object of mass M, initially at rest. After the collision the object of mass M has a velocity of 7.0 m/s in the positive direct
Write a balanced equation for the coupling reaction of bromobenzene on the metal surface to form biphenyl.
Allen owns both an apartment building in which he is a material participant and a restaurant consulting business. Of the 2,100 hours he spends on these activities during the year, 52%.
Determine the specific heat of an unknown metal when 25.0 g of the metal, initially at 80.0?C is added to 100.0 mL of water initially at 20.0?C. The final temperature of the mixture is 21.6?C.
A person swings a 0.521-kg tether ball tied to a 4.60-m rope in an approximately horizontal circle. If the maximum tension the rope can withstand before breaking is 10.2 N, what is the maximum angular speed of the ball?
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