Recent questions tagged chemistry

0 answers

109 views

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

asked May 2, 2021 by Abubakar

0 answers

123 views

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

asked Apr 29, 2021 by anonymous

1 answer

194 views

What are the three basic reactions catalysed by enzymes

asked Apr 28, 2021 by anonymous

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73 views

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

asked Apr 27, 2021 by anonymous

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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

0 answers

133 views

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

asked Apr 12, 2021 by Josish

1 answer

147 views

Why mendal selected pea plant for his breading expriment?

asked Feb 23, 2021 by anonymous

1 answer

211 views

What is the mass and mole of phosphorous

asked Feb 15, 2021 by Nej

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

1 answer

178 views

What is the chemical name of slag

asked Feb 14, 2021 by Mohamed

0 answers

146 views

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

asked Feb 11, 2021 by Dennis Agyei Mensah

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

1 answer

399 views

Electrolysis of potassium and hydrogen fluoride?

asked Dec 1, 2020 by Lilay

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Recent questions tagged chemistry