Recent questions tagged chemistry

0 answers 83 views

If 1kg of oxygen cost $20,calculate the cost implication of 20kg of propane

asked May 2 by Abubakar

0 answers 96 views

Whatisthenumberofgramsofsulfuricacidperton(2000lbm)ofthisair?(Note:themolecularweight ofthishumidandpollutedaircannotsimplybeassumedtobe29.)

asked Apr 29 by anonymous

1 answer 139 views

What are the three basic reactions catalysed by enzymes

asked Apr 28 by anonymous

0 answers 37 views

Starting with copper metal describe how a solid sample of copper (ii) nitrate is prepared

asked Apr 27 by anonymous

0 answers 53 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 by Oruwari Okorite Naomi

0 answers 107 views

The diagram of carbon dioxide showing three molecules and intermolecules and intramolecule

asked Apr 12 by Josish

1 answer 104 views

Why mendal selected pea plant for his breading expriment?

asked Feb 23 by anonymous

1 answer 163 views

What is the mass and mole of phosphorous

asked Feb 15 by Nej

0 answers 27 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 by anonymous

1 answer 134 views

What is the chemical name of slag

asked Feb 14 by Mohamed

0 answers 105 views

Define in mechanic form the production of CH3COOH using Na2CrO4, K2CrO4 , H2SO4

asked Feb 11 by Dennis Agyei Mensah

3 answers 327 views

What is the mass number of an isotope of tin that has 66 neutrons and 50 protons?

asked Feb 7 by Amanuel

1 answer 219 views

Electrolysis of potassium and hydrogen fluoride?

asked Dec 1, 2020 by Lilay

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Recent questions tagged chemistry

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