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Calculate the massif 3.76x10^20 molecules

Calculate the massif 3.76x10^20 molecules of tricarbon disulphide. Determine the volume,at STP, of 10.24mol helium gas.
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2. asked by Joe
3. 365 views
Calculate the pH of a solution of ammonium acetate (CH3COONH4) 0,85M knowing that for NH3 Kb = 1,79x10-5 and CH3COOH Ka =
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2. asked by frankscience
3. 626 views
Determine the pH of a 0.62M NH4NO3 solution at 25oC. The Kb for NH3 is 1.76x10-5. Calculate Ka
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2. asked by Manushi
3. 548 views
Determine the pH of a 0.62M NH4NO3 solution at 25oC. The Kb for NH3 is 1.76x10-5. Calculate Ka
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2. asked by Manushi
3. 2,447 views
calculate the molecules of oxygen required to react with 28.4g of sulfur in the following reaction?a)1.60 * 10 **24 molecules
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2. asked by yalda
3. 870 views
Calculate the pH of the following buffer solution that resulted from 125ml of 0.1M NH3 with 250ml 0.1 M NH4Cl ( for NH3, Kb=
1. 2 answers
2. asked by Grace
3. 498 views
Calculate the pH of the following buffer solution that resulted from 125ml of 0.1M NH3 with 250ml 0.1 M NH4Cl ( for NH3, Kb=
1. 1 answer
2. asked by Grace
3. 528 views
Calculate the number of molecules present in 0.3 moles of H2Responses 5.0 x 1025 molecules 5.0 x 10 25 molecules 1.8 x 1023
1. 1 answer
2. 131 views
Calculate [acetate] of 0.057 mol/L solution of acetic acid of Ka = 1.76x10^-5i know to find Ka it's: Ka= products/reactants so i
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2. asked by Kat
3. 488 views
You are carrying out the titration of 100.0 mL of 1.000M acetic acid with 1.000 M sodium hydroxide. Ka = 1.76x10^-5 of acetic
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2. asked by Donna
3. 990 views