Ananya
asked a question
Subject: Science, asked on on 19/9/16
An unknown substance "A" on thermal decomposition produces "B" and "C".What is A, an element or compound. Give reason
Raseena Mp
asked a question
Subject: Science, asked on on 10/9/18
O2 =number of molecules?
Mrugal Shah
asked a question
Subject: Science, asked on on 27/9/16
"Sodium chloride is a substance not a mixture". Justify this statement giving three reasons.
Nazriya Uvais
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Subject: Science, asked on on 7/10/18
4Na+O2---->2Na2 O2. What is the name of the reactants?
Mohan Sai Charan
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Subject: Science, asked on on 24/9/16
what is a solute
Ankgitha
asked a question
Subject: Science, asked on on 16/11/16
who found potassium
Aswitha
asked a question
Subject: Science, asked on on 9/11/18
Plz answer quickly its urgent
Nandana Madhav
asked a question
Subject: Science, asked on on 4/10/16
Who invented the first boat ?
Abhi 💕✌️
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Subject: Science, asked on on 11/8/19
What is retardation?
Nivedhia
asked a question
Subject: Science, asked on on 23/6/18
how do we do this experiment
Abhi 💕✌️
asked a question
Subject: Science, asked on on 15/9/19
What is sublimation?
Swathi
asked a question
Subject: Science, asked on on 29/7/18
A hundread rupee note was changed to ten and twenty rupee notes seven notes in all. How many of each
Nivedhia
asked a question
Subject: Science, asked on on 23/6/18
what are the materials present in balloon and pencil
Manasa
asked a question
Subject: Science, asked on on 7/11/17
What is the scientific name of elephant
Vibhinn Singhal
asked a question
Subject: Science, asked on on 13/10/16
Can we say that we to obtain a solution of pure sulphate from zinc sulphate solution, we must do the procedure of electroplating which attracts zinc to copper.