
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?

Mohan Sai Charan
asked a question
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 ?

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?

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

Raseena Mp
asked a question
Subject: Science, asked on on 10/9/18
O2 =number of molecules?

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.