Search found 5 matches
- Thu Dec 08, 2022 10:46 am
- Forum: Chemistry forum
- Topic: Calculation of mass %
- Replies: 4
- Views: 3289
Re: Calculation of mass %
thanks a lot sir, Always a huge help
- Thu Dec 08, 2022 10:19 am
- Forum: Chemistry forum
- Topic: Calculation of mass %
- Replies: 4
- Views: 3289
Re: Calculation of mass %
Sir sorry for the trouble but can you explain it a bit more ,not a very bruh student
- Thu Dec 08, 2022 8:54 am
- Forum: Chemistry forum
- Topic: Separation of elements from a mixture
- Replies: 0
- Views: 16512
Separation of elements from a mixture
Given a mixture of mixed metals: Rb,K,Li,Ba,Ca,Mg,Mn,Be,Zn,Cr,Al,Ti,Pb,Fe,Co,Ni,Sr,Sn,Cu ,W,Hg,Ag,Pt,Au. Use chemical or physical methods to separate metals with constant mass. Write chemical equations and explain the physical properties that occur in the separation of metals?
- Thu Dec 08, 2022 8:41 am
- Forum: Chemistry forum
- Topic: Calculation of mass %
- Replies: 4
- Views: 3289
Calculation of mass %
Mixture A consists of 0.306g Al, 2.376g Ag and 3.726g Pb. Add mixture A to Cu(NO3)2 solution. After the reaction was completed, 6.046g of solids were obtained B. Calculate the mass % of the substances in B.
C%= (gram of the element / gram of all mixture) x 100%
help is very appreciated
C%= (gram of the element / gram of all mixture) x 100%
help is very appreciated
- Sun Nov 20, 2022 8:27 am
- Forum: Chemistry forum
- Topic: Preparation of javel water from NaCl
- Replies: 3
- Views: 2765
Preparation of javel water from NaCl
can anyone help me with this chemical reaction?
i am looking for the chemical equation
NaCl+? ----------> Sodium Hypochlorite + ?
thanks in advance
i am looking for the chemical equation
NaCl+? ----------> Sodium Hypochlorite + ?
thanks in advance