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Barium hydroxide is reacted with the calcium iodide. Calculate how many mL of .30M Ba(OH)2 needed to react with 250mL of .50M CaI2 (Need to write balanced equation first).
Given the equation: N2(g)+3H2(g)>2NH3(g). If 7.00L of N2 (at STP) reacts with 15.0L of H2. A) How many L of NH3 is formed? B)How many L of the excess gas remains unreacted? C)How many grams of NH3 are formed?
Find the value of Pressure - How much more pressure will the gas exert if the temperature is raised to 44.1°C?
Nitrous oxide gas is used by some denatl practitioners as a anesthetic. Nitrous oxide can be produced in small quantities in the laboratory by cardful heating of ammonium nitrate. Write the unbalanced chemical equation for the reaction.
What is the volume percent of a solution prepared by dissolving 40 g of Ba(OH)2 in enough water to make a final volume of 120 mL? Show your work.How many mL of a 15% solution can be made from the solution above? Show your work.
Ascorbic Acid (Vitamin C) is diprotic acid (Ka1= 8.00x10^-5 and Ka2= 1.60x10^-12). What is the pH of a 0.250M solution of ascorbic acid?
Problem- You prepare a solution from 10.0 mL of 0.100 M MOPS buffer (3-morpholinopropane-1-sulfonic acid) and 10.0 mL of 0.086 M NaOH. Next, you add 1.00 mL of 7.01 × 10-5 M lidocaine to this mixture Denoting lidocaine as L, calculate the fraction..
2Al(s) + 6HCl(aq) 2AlCl3(aq) + 3H2(g) According to the equation above, how many grams of aluminum are needed to completely react with 3.93 mol of hydrochloric acid
Choose five different polymers obtained through step polymerization. Present its synthesis as well as the detail mechanism of the reaction; talk about their commercial applications or potential commercial applications if these polymers are still b..
what are some examples of biomolecules that are detected by studying their activities
Draw a structural formula that you would predict in aspirin in each of the following biological environments. a. Esophagus pH 6.8
The volume occupaied by 1 gigamole of liquid benzene at 25C. The volume occupied by 1 nanomole of Benzene as vapor at STP (assume an ideal gas)
a solution of 75 ml of 0.2 m nh3 is titrated with 50 ml of 0.5 m hno3. what is the ph of the resulting solution when 17
Ring the filtration of the saturated
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