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A 1200 kg ore cart is rolling at 10.8m/s across a flat surface. A crane dumps 711kg of ore (vertically) into the cart. How fast does the cart move after being loaded with ore? Assume that frictional forces with the flat surface may be neglected.
A 45-g piece of ice at 0 degree C is added to a sample of water at 8 degrees C. All of the ice melts and the temperature of the water decreases to 0 degree C. How many grams of water were there in the sample
Compute the empirical formula of an Arsenic Sulfide compound that is formed by reacting 3.47g of Arsenic to form 5.70 g of Arsenic Sulfide.
Question- You have 875 mL of an 0.51 M acetic acid solution. What volume (V) of 2.30 M NaOH solution must you add in order to prepare an acetate buffer of pH = 4.33? (The pKa of acetic acid is 4.76.)
Write structural formulas for all of the possible isomers of -pentyne that can be formed by moving the position of the triple bond
Problem- List reasons why the theoretical pH value of the buffer you prepared was different from the experimental pH value.
Which of the following are physical rather than chemical properties of hydrogen gas(H2)? Check all that apply
a mixture was made from solutions of sodium sulfate and aluminium sulfate. 286 ml of 0.500 m na2so4 solution and 168 ml
if you have a five carbon molecule that has an aldehyde group on one end and an oh group on the other and you put it
How many litersof hydrogen gas will be produced by the decomposition of 90 L of water
quantum number representations.1. a.nbspgive all four quantum numbers for the outermost electron in a rubidium rb
Calculate the change in height of water in your gas buret in mm, however you must convert mm of H2O (this is a measure of pressure) in torr (equivalent to mm Hg). Utilizing the appropriate conversion factors convert 105.3 mm H2O to torr.
How much heat does it take to change solid ice at 0 degrees Celcius to steam at 100 degrees Celcius?
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