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ICSE - X - Chemistry - Mole Concept and Stoichiometry
Is this equation correct?: NaHCO3+ 2hcl -> Nacl + co2 + h2o If not then why.
Asked by Saniyadafedar20
16th September 2020,
1:00 PM
ICSE - X - Chemistry - Mole Concept and Stoichiometry
please could you upload chemistry mole concepts vedio
Asked by Udaykumar
19th October 2018,
9:52 AM
ICSE - X - Chemistry - Mole Concept and Stoichiometry
What is relative atomic mass? How do we calculate the relative atomic mass for atoms?
Asked by ROLLY ALEX
27th February 2018,
10:49 PM
ICSE - X - Chemistry - Mole Concept and Stoichiometry
What is empirical formula mass?
Asked by Joginder
18th February 2018,
10:59 PM
ICSE - X - Chemistry - Mole Concept and Stoichiometry
An organic compound contains 40% carbon , 6.67% hydrogen and the rest oxygen. if its molecular wt is 180, find the molecular formula
Asked by vanij1301
6th February 2017,
6:44 PM
ICSE - X - Chemistry - Mole Concept and Stoichiometry
plz tell me how to solve questions related to mole concept and avogadro's number with examples.
and
plz make me clear about the numerical problem related to percentage composition,empirical formula and molecular formula.
and also tell me what is the relation of stp with these questions.
Asked by Shraddha
13th September 2016,
8:34 AM
ICSE - X - Chemistry - Mole Concept and Stoichiometry
can you please say the important formulaes of mole concept
Asked by arunimaks0160
16th January 2016,
2:20 PM
ICSE - X - Chemistry - Mole Concept and Stoichiometry
Calculate the number of moles of KClO3 that will be required to give 6 moles of oxygen.
Calculate the number of moles of KClO3 that will be required to give 6 moles of oxygen.
Asked by Shanaya Singhania
15th January 2015,
6:09 PM
ICSE - X - Chemistry - Mole Concept and Stoichiometry
Calculate the weight of a substance if it's molecular weight is 70 and in the gaseous form occupies 10litres at 27 degrees celsius and 700 mm of Hg pressure.
Asked by Shanaya Singhania
15th January 2015,
6:01 PM
ICSE - X - Chemistry - Mole Concept and Stoichiometry
Calculate the relative molecular mass (molecular weight) of 290ml of gas 'A' at 17 degrees celsius and 1520mm of Hg pressure which weighs 2.73g at s.t.p.
Calculate the relative molecular mass (molecular weight) of 290ml of gas 'A' at 17 degrees celsius and 1520mm of Hg pressure which weighs 2.73g at s.t.p.
Asked by Shanaya Singhania
15th January 2015,
5:59 PM
