Balancing Chemical Equations
Balance the following equation:
N2 + H2 --> NH3
N2(g) + 3H2(g) --> 2NH3(g)
Identify the solid product of a precipitation reaction.
Precipitate
Identify 4 factors that affect rate of reaction
temperature
surface area
catalyst
concentration
identify the three types of acid reactions
acid metal
neutralisation
acid carbonate
Balance the following equation:
CH4 + O2 --> CO2 + H2O
CH4(g) + 2O2(g) --> CO2(g) + 2H2O(l)
If you mix solutions of silver nitrate and sodium chloride, which product will be the precipitate?
Increasing the temperature will ______ the rate of reaction
increase
an acid + carbonate will produce....
salt, water and carbon dioxide
Balance the following equation:
Al + HCl --> AlCl3 + H2
2Al(s) + 6HCl(aq) --> 2AlCl3(aq) + 3H2(g)
What mineral can you add to water to make things float easier?
salt
Increasing the surface area will ______ the rate of reaction
increase
an acid + metal will produce....
a salt and hydrogen gas
Balance the following equation:
Ca(OH)2 + H3PO4 --> Ca3(PO4)2 + H2O
3Ca(OH)2(aq) + 2H3PO4(aq) --> Ca3(PO4)2(s) + 6H2O(l)
When you mix aqueous potassium chloride and aqueous silver nitrate, a white precipitate forms. Write a balanced equation for the reaction and identify the precipitate.
KCl(aq) + AgNO3(aq) --> KNO3(aq) + AgCl(s)
Precipitate: AgCl (Silver chloride)
Increasing the concentration will ______ the rate of reaction
increase
What is the only planet in our solar system to rotate clockwise on its axis?
Venus
Balance the following equation:
KMnO4 + FeCl2 + HCl --> KCl + MnCl2 + FeCl3 + H2O
2KMnO4(aq) + 10FeCl2(aq) + 16HCl(aq) --> 2KCl(aq) + 2MnCl2(aq) + 10FeCl3(aq) + 8H2O(l)
What is the world's most populated city?
Tokyo, Japan
using a catalyst in a reaction will ________ the activation pathway for a chemical reaction
decrease
Potassium sulfate + water