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Write the equation for the reaction of acetone and methyl magnesium bromide.
A supernatant from a saturated calcium hydroxide solution is titrated with a standardized hydrochloric acid solution to the methyl orange endpoint
A student dissolved 3.00 g of Co(NO3)2 in enough water to make 100. ml of stock solution. He took 4. ml of the solution then diluted it with water to give 275 ml of a final solution how many grams of NO3- ion are there in the final solution? can y..
The electronegativty for both sulfur and carbon is 2.5. Therefore the compound CS2 would be expected to A) be ionic with C as the anion
Any help on this problem would be appreciated! Not quite sure how to to use the solubility values in this problem. How can we determine the how many grams will crystallize
the hope diamond weighs 44.0 carats. determine the volume occupied by the diamond given that its density is 3.5 gcm3 at
a solid block of exactly 100.0 cm3 has a mass of 153.6g. Determine its density. will the block sink or float in water
When a metal was exposed to light at a frequency of 3.94× 1015 s-1, electrons were emitted with a kinetic energy of 5.80× 10-19 J. What is the maximum number of electrons that could be ejected from this metal
what is the molarity of phosphoric acid in a solution that is 84% by mass phosphoric acid and has a density of 1.87 g/ml?
Calculate the pH of a solution that is 0.50 M in HF (Ka= 7.2 x 10-4) and 0.60 M in NaF. The answer is 3.22. Please show me how to get the correct answer.
if the aluminum block is initially at 25circ c what is the final temperature of the block after the evaporation of the
Starting from the left side of the periodic table, the melting and boiling points of the elements first increase, and then decrease
Which of the following statements correctly describe the energy and energy changes in a system? Select all that apply. 1. Energy is defined as the ability to do work.
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