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If you have 5L of a 10M solution and wish to make 100 mLs of 0.01M, how many mLs of 10M solution would you use and how much water would you add to make the diluted solution?
How does a radioactive atom's half-life influence its effect on its environment? Why is it important for chemists to take this into account
metallic magnesium reacts with steam to produce magnesium hydroxide and hydrogen gas. if 16.2 g of mg are heated with
Consider the synthesis of benzocaine. If a factory starts with 407 kg of pure 4-aminobenzoic acid and ends up with 433 kg of benzocaine, what are their theoretical and percent yields?
why does a salt containing a cation from a weak base and an anion from a strong acid form an acidic solution
consider a cup of coffee that has a temperature of 93oc. assume the mass of the coffee is 550 g and that the specific
If 17.8 grams of KOH dissolve in enough water to make a 198-gram solution, what is the concentration in percent by mass.
Explain why it is necessary to remove the Erlenmyer flask from the hot water bath at the moment the volatil liquid disappears
A nitric acid solution containing 71.0% HN)3 (by mass) has a density of 1.42 g/mL. How many moles of HNO3 are present in 1.00L of this solution?
The vapor pressure of pure propyl chloride is 347 torr at 25°C and that of pure propyl bromide is 133 torr at 25°C. Assume that the solution is an ideal solution.
how many liters of fluoridated drinking water would a 70 kg person have to consume in one day to reach this toxic level? How many kg of sodium floride would be needed to treat a 7.49x10^6 -gal reservior?
sand and iron particles that are similar in size and color are mixed together in a beaker. what would be the best method of separating the particles?
Magnesium metal rects with oxygen to make a white powder knon as magnesium oxide. As the reaction proceeds, a bright white flame is seen. It is found that 2.6 g of magnesium reacts with1.6 of oxygen.a) What is the word equation
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