Chemistry Topic Questions
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We found 297 questions associated with the 'Chemistry' topic. Displaying results 31 - 40.
For the reaction Cl2 + 2KBr → 2KCl + Br2, how many moles of potassium chloride are produced from?
... 85
Posted 3+ months ago | 0 answers | 
| Open
Chemistry- Liniting Reactants?
2C2H6+7O2= 4CO2+6H20 In a complete combustion reaction, some ethane reacted with exactly 128g of Oxygen. Calculate the mass of water produced. Give ...
Posted 3+ months ago | 0 answers | | Open
Google - need help: Calculate ΔH of the reaction shown below. Balance the equation before?
Calculate ΔH of the reaction shown below. Balance the equation before beginning the calculation. NO(g) + H2O(l) → HNO3(l) + ...
Posted 3+ months ago | 0 answers | | Open
Related topics: balance, beginning, below, google, equations, calculation, chemistry
Why phenol is acidic in nature?
Posted 3+ months ago | 1 answers | | Open
What is the mass of H3BO3 that can be produced when 10 g of each reactant is used?
I need help with my chem homework and im so lost !! Na2B4O7 + H2SO4 + 5H2O --> 4H3BO3 + Na2SO4 also what is the limiting reactant? and what is ...
Posted 3+ months ago | 1 answers | | Open
Related topics: lost, homework, chemistry, balancing, science
How does the ideal gas constant relate to the Law of Conservation of Matter (mass)?
How does the ideal gas constant relate to the Law of Conservation of Matter (mass)?
Posted 3+ months ago | 1 answers | 1 star | Open
Related topics: gas, conservation, matter, laws, chemistry
How do I find how many grams of Ca(OH)2 to add to a lake if given area, depth and the pH change?
Chemistry lake is 3km long, 2.5km across, with average depth of 8m. pH change from 4.1 to 6.5 when Ca(OH)2 is added
Posted 3+ months ago | 0 answers | | Open
What is formed when sodium carbonate reacts with gallium nitrate?
I don't get it the mark scheme says carbon dioxide and gallium hydroxide??
Posted 3+ months ago | 1 answers | | Open
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