Search found 5 matches

by Ghosty
Thu Dec 08, 2022 10:46 am
Forum: Chemistry forum
Topic: Calculation of mass %
Replies: 4
Views: 2731

Re: Calculation of mass %

thanks a lot sir, Always a huge help :)
by Ghosty
Thu Dec 08, 2022 10:19 am
Forum: Chemistry forum
Topic: Calculation of mass %
Replies: 4
Views: 2731

Re: Calculation of mass %

Sir sorry for the trouble but can you explain it a bit more ,not a very bruh student 😅😅 :oops:
by Ghosty
Thu Dec 08, 2022 8:54 am
Forum: Chemistry forum
Topic: Separation of elements from a mixture
Replies: 0
Views: 11065

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?
by Ghosty
Thu Dec 08, 2022 8:41 am
Forum: Chemistry forum
Topic: Calculation of mass %
Replies: 4
Views: 2731

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
by Ghosty
Sun Nov 20, 2022 8:27 am
Forum: Chemistry forum
Topic: Preparation of javel water from NaCl
Replies: 3
Views: 2461

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