What is the volume of a 1.25 M solution if it contains 42 grams of sodium hydroxide. Volume NaOH = [?] mL...
What is the hydrogen ion concentration for a solution of ammonia, whose hydroxide ion concentration is 6.25×10−8 mol/L?...
- Which of the following substances exist in aqueous solutions in the form of molecules? .... A. C6H12O6 and C₂H5OH B. C₂H5OH and K3PO4 C. CH3COONA, C6H12O6 and K3PO4 D. CH3COONA, ...
list the different types of atomic spectrometers...
what is the concentration of solution if absorbance is 0.02 explain...
What is the mole fraction of C2H6O2 in 12.7 molal aqueous solution ?...
What is the mass of aluminium in 306 g of aluminium oxide Al2O3?...
What is esterification reaction? ...
Suppose that 3.65 g of HCl are dissolved in 10.0 L of water. What is the value of [H+]? Show that [OH-] is 1.00 x 10-12 M....
Home Work I Given a short answer for the following questio 1. From the given elements Na, P, ca and Br. Which has the a Highes first lonization energy ...
What trends can you see in group 7 of the periodic table?...
biography of the person who discovered o2...
Assign the oxidation state for nitrogen in each of the following. a. Li3N f. NO2 b. NH3 g. NO22 c. N2H4 h. NO32 d. NO i. N2 e. NO...
Give practical this question answer TO PREPARE BARIUM SULPHATE BY THE PRECIPITATION REACTION BETWEEN BARIUM CHLORIDE AND SULPHURIC ACID ...
predict what will happen to the silicone compound when mixed with dilute hydrochloric acid....
Write any two differences between catalyst and promoter along with examples....
1.0 mole of a gas is enclosed in a 12.3 liter cylinder with a moveable piston at 300 K and 2.0 atm. Half of the gas is removed, leaving 0.50 mole in the cylinder and the system is ...
write the comparison between daltons atomic theory and modern atomic theory?...
How many moles of sodium hypobromite (NaBrO) should be added to 1.00 L of 0.050 M hypobromous acid (HBrO) to form a buffer solution of pH 9.15? (Assume that no volume change occurs...
how to get 3-ethyl-2-methyl-2-propyloxirane from the 4-methylhept-1-ene?...
© Copyright 2023
