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Recent questions tagged chemistry
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answers
109
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If 1kg of oxygen cost $20,calculate the cost implication of 20kg of propane
asked
May 2, 2021
by
Abubakar
chemistry
0
answers
123
views
Whatisthenumberofgramsofsulfuricacidperton(2000lbm)ofthisair?(Note:themolecularweight ofthishumidandpollutedaircannotsimplybeassumedtobe29.)
asked
Apr 29, 2021
by
anonymous
chemistry
1
answer
194
views
What are the three basic reactions catalysed by enzymes
asked
Apr 28, 2021
by
anonymous
chemistry
0
answers
73
views
Starting with copper metal describe how a solid sample of copper (ii) nitrate is prepared
asked
Apr 27, 2021
by
anonymous
chemistry
0
answers
132
views
Calculate the time required to deposit 1.6g of copper from CuSO4 solution by passing a current of 0.5A. (CuSO4 = 63.5g/mol)
asked
Apr 21, 2021
by
Oruwari Okorite Naomi
chemistry
0
answers
133
views
The diagram of carbon dioxide showing three molecules and intermolecules and intramolecule
asked
Apr 12, 2021
by
Josish
chemistry
1
answer
147
views
Why mendal selected pea plant for his breading expriment?
asked
Feb 23, 2021
by
anonymous
chemistry
1
answer
211
views
What is the mass and mole of phosphorous
asked
Feb 15, 2021
by
Nej
chemistry
0
answers
63
views
The reaction for the preparation of elemental phosphorous What is the mass and mole of phosphorus produced if 52g of calcium phosphate combine with 42.8g of silicon dioxide presence mass of carbon
asked
Feb 15, 2021
by
anonymous
chemistry
1
answer
178
views
What is the chemical name of slag
asked
Feb 14, 2021
by
Mohamed
chemistry
0
answers
146
views
Define in mechanic form the production of CH3COOH using Na2CrO4, K2CrO4 , H2SO4
asked
Feb 11, 2021
by
Dennis Agyei Mensah
chemistry
3
answers
654
views
What is the mass number of an isotope of tin that has 66 neutrons and 50 protons?
asked
Feb 7, 2021
by
Amanuel
chemistry
1
answer
399
views
Electrolysis of potassium and hydrogen fluoride?
asked
Dec 1, 2020
by
Lilay
chemistry
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Recent questions tagged chemistry