Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions)
A sample contains a mixture of NaHCO3 and Na2CO3 . HCl is added to 15.0 g of the sample , yielding 11.0 g of Nacl. what percent of the sample is Na2CO3
25
Nov
A sample contains a mixture of NaHCO3 and Na2CO3 . HCl is added to 15.0 g of the sample , yielding 11.0 g of Nacl. what percent of the sample is Na2CO3 A sample contains a mixture of NaHCO3 and Na2CO3 . HCl is added to 15.0 g of the sample yielding 11.0 g of [...]
The value of n in teh molecular formula Ben Al2Si6O18 is
25
Nov
The value of n in teh molecular formula Ben Al2Si6O18 is The value of n in teh molecular formula Ben Al2Si6O18 is November 25, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
What is the n – factor for the phenol in the following reaction
25
Nov
What is the n – factor for the phenol in the following reaction What is the n - factor for the phenol in the following reaction November 25, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
CN^- ion is oxidised by a poerful oxidised agent to NO3^- and CO2^- or CO3^2- depending on teh acidity of the reaction mixture CN^- gives CO2 +NO3^- +H^+ +ne^- what is the number (n) of electrons involved in the process , divided by 10
25
Nov
CN^- ion is oxidised by a poerful oxidised agent to NO3^- and CO2^- or CO3^2- depending on teh acidity of the reaction mixture CN^- gives CO2 +NO3^- +H^+ +ne^- what is the number (n) of electrons involved in the process , divided by 10 The molarity of HNO3 in a sample which has density 1.4 [...]
In the following reaction xZn +yHNO3 (dil ) gives aZ(NO3)2 +bH2O +cNH4NO3 what is the sum of the coefficients (a + b + c )
25
Nov
In the following reaction xZn +yHNO3 (dil ) gives aZ(NO3)2 +bH2O +cNH4NO3 what is the sum of the coefficients (a + b + c ) In the following reaction xZn +yHNO3 (dil ) gives aZ(NO3)2 +bH2O +cNH4NO3 what is the sum of the coefficients (a + b + c ) November 25, 2020 Category: Uncategorised [...]
Washing soda (Na2CO3 .10H2O )is widely used in softening of hard water . If 1 L of hard water requires 0.0286 g of washing soda , the hardness of NaOH in ppm is
25
Nov
Washing soda (Na2CO3 .10H2O )is widely used in softening of hard water . If 1 L of hard water requires 0.0286 g of washing soda , the hardness of NaOH in ppm is the hardness of NaOH in ppm is Washing soda (Na2CO3 .10H2O )is widely used in softening of hard water . If 1 [...]
The molarity of HNO3 in a sample which has density 1.4 g/mL and mass percentage of 63% is
25
Nov
The molarity of HNO3 in a sample which has density 1.4 g/mL and mass percentage of 63% is The molarity of HNO3 in a sample which has density 1.4 g/mL and mass percentage of 63% is November 25, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
NaClO3 is used even in spacecrafts , to produce O2. The daily consumption of pure O2 by a person is 493 L at 1 atm . 300K . How much amount of NaCLO3 , in grams ,is required to produce O2 for the daily consumption of a person at 1 atmm, 300 K ?
25
Nov
NaClO3 is used even in spacecrafts , to produce O2. The daily consumption of pure O2 by a person is 493 L at 1 atm . 300K . How much amount of NaCLO3 , in grams ,is required to produce O2 for the daily consumption of a person at 1 atmm, 300 K ? 300 [...]
Consider the following reactions : NaCl +K2Cr2O7 +H2SO4 (Conc. ) gives (A) +side products
25
Nov
Consider the following reactions : NaCl +K2Cr2O7 +H2SO4 (Conc. ) gives (A) +side products Consider the following reactions : NaCl +K2Cr2O7 +H2SO4 (Conc. ) gives (A) +side products November 25, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
The most abundant elements by mass in the body of a helathy human adult are ; oxygen (61.4% ) ; carbon (22.9 % ) , hydrogen (10.0 %) ; and Nitrogen (2.6 % ). The weight which a 75 kg [person would gain if all 1H atoms are replaced by 2H atoms is
25
Nov
The most abundant elements by mass in the body of a helathy human adult are ; oxygen (61.4% ) ; carbon (22.9 % ) , hydrogen (10.0 %) ; and Nitrogen (2.6 % ). The weight which a 75 kg [person would gain if all 1H atoms are replaced by 2H atoms is hydrogen (10.0 [...]