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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
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 asked a question
Subject: Science, asked on on 7/10/18
4Na+O2---->2Na2 O2. What is the name of the reactants?
Ankgitha asked a question
Subject: Science, asked on on 16/11/16
who found potassium
Mohan Sai Charan asked a question
Subject: Science, asked on on 24/9/16
what is a solute
Nandana Madhav asked a question
Subject: Science, asked on on 4/10/16
Who invented the first boat ?
Aswitha asked a question
Subject: Science, asked on on 9/11/18
Plz answer quickly its urgent
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 11/8/19
What is retardation?
Abhi 💕✌️ asked a question
Subject: Science, asked on on 15/9/19
What is sublimation?
Raseena Mp asked a question
Subject: Science, asked on on 10/9/18
O2 =number of molecules?
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
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.  
Manasa asked a question
Subject: Science, asked on on 7/11/17
What is the scientific name of elephant
Ghislaine asked a question
Subject: Science, asked on on 20/5/21
Which among the given equations is a balanced chemical equation?

A. 2Mg+O? ---> 2MgO
B. N?+3H? ---> NH?
Adithya asked a question
Subject: Science, asked on on 28/8/21
How many atoms in glucose
Aaron asked a question
Subject: Science, asked on on 2/10/21
Na + O? ?> Na?O
Ghislaine asked a question
Subject: Science, asked on on 20/5/21
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