CBSE IX Chemistry Is Matter Around Us Pure?
what are the three laws of chemical combination?
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2nd April 2008
8:38 PM
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CBSE IX Physics
How can you say law of conservation of mass is true if humans and other living organisims are being created or destroyed?
Asked by vilasinip34
8th March 2018
7:44 PM
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ICSE VIII Chemistry Matter
why there is no chnage in mass during chemical reactions
Asked by nathsantanukumar
21st March 2018
7:18 PM
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ICSE VIII Chemistry Language of Chemistry
calculate the mass of magnesium oxide produced when 24g of magnes is burnt?
Asked by nathsantanukumar
9th May 2018
6:57 PM
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ICSE VIII Chemistry Chemical Reactions
give reason there are no mass change during chemical reactions.
Asked by nathsantanukumar
9th May 2018
7:06 PM
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CBSE XI Science Chemistry Some Basic Concepts of Chemistry
When 100g of ethylene polymerizes to polythylene according to the equation . The weight of polyethylene is?
Asked by minipkda
18th August 2018
9:31 PM
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ICSE IX Chemistry Study of Gas Laws
give an example to show conservation of mass
Asked by manjotkaur786.mk
7th April 2019
7:52 PM
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CBSE IX Chemistry Atoms and Molecules
In a reaction 5.3gm of sodium carbonate reacted with 6gm of ethanoic acid , the products were 2.2gm of carbon dioxide, 0.9gm of water and 8.2 gm of sodium ethanoic. Show that , these observations are in agreement with law of conservation of mass.
Asked by lopamudrabasak1996
11th August 2019
12:51 AM
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CBSE X Chemistry Chemical Reactions and Equations
Why we need to balance the chemical equation
Asked by rajendra.bhardwaj394
22nd August 2019
10:10 PM
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CBSE IX Chemistry Atoms and Molecules
in a reaction 4.0g of sodium carbonate were reacted with 10g of hydrochloric acid. The product was a mixture of 2.5g of carbon dioxide and 11.5g of sodium chloride.
Asked by rjinaaishu007
10th February 2020
7:05 PM
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ICSE VIII Physics Matter
State the law of conversation of mass
Asked by tanmaymohod83.8spicertl
26th May 2020
11:30 PM
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ICSE IX Chemistry Chemical Changes and Reactions
All chemical equations must be balanced to complete with________ (Avogadro's law/Law of conservation of matter/Lussac's law)
Asked by hemanginivyas92.9spicertl
14th August 2020
10:01 AM
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CBSE IX Chemistry Atoms and Molecules
State the low of mass conservation
Asked by mskhanna7890
2nd November 2020
4:28 PM
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ICSE IX Physics Laws of Motion
state the laws of conservation
Asked by nidhidhabekar123
13th November 2021
11:04 AM
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