250 prompts matching "Working out the formula mass of a compound"
Explain back: The preparation and properties of chlorine
I have just studied the preparation and properties of chlorine in my SS2 Chemistry class.
Explain back: The preferential discharge of ions
I have just studied the preferential discharge of ions in my SS2 Chemistry class. Let me e
Practice set: The electrolysis of brine and the products it gives
Act as my SS2 Chemistry tutor. Give me five practice questions on the electrolysis of brin
Practice set: Non-metals and their compounds reviewed
Act as my SS2 Chemistry tutor. Give me five practice questions on non-metals and their com
Spot my mistake: The errors most often made in first-term SS2 Chemistry
Act as my SS2 Chemistry tutor. Show me a worked answer on the errors most often made in fi
Explain back: The strength of an acid and the degree of ionisation
I have just studied the strength of an acid and the degree of ionisation in my SS2 Chemist
Exam practice: The hydrolysis of salts and the pH that results
Act as my SS2 Chemistry teacher setting exam questions. Give me five exam-style questions
Practice set: The apparatus of volumetric analysis and its correct use
Act as my SS2 Chemistry tutor. Give me five practice questions on the apparatus of volumet
Practice set: Finding the concentration of an unknown acid
Act as my SS2 Chemistry tutor. Give me five practice questions on finding the concentratio
Exam practice: Finding the concentration of an unknown alkali
Act as my SS2 Chemistry teacher setting exam questions. Give me five exam-style questions
Calculation practice: Calculating the purity of a sample from titration data
Act as my SS2 Chemistry tutor. Walk me through calculating the purity of a sample from tit
Explain back: The standard enthalpy of formation
I have just studied the standard enthalpy of formation in my SS2 Chemistry class. Let me e
Practice set: The standard enthalpies of combustion and of neutralisation
Act as my SS2 Chemistry tutor. Give me five practice questions on the standard enthalpies
Exam practice: The energy profile diagram and activation energy
Act as my SS2 Chemistry teacher setting exam questions. Give me five exam-style questions
Spot my mistake: Omitting the sign of an enthalpy change
Act as my SS2 Chemistry tutor. Show me a worked answer on omitting the sign of an enthalpy
Spot my mistake: Saying a catalyst changes the position of equilibrium
Act as my SS2 Chemistry tutor. Show me a worked answer on saying a catalyst changes the po
Practice set: The effect of concentration and of pressure on equilibrium
Act as my SS2 Chemistry tutor. Give me five practice questions on the effect of concentrat
Exam practice: The effect of temperature on the position of equilibrium
Act as my SS2 Chemistry teacher setting exam questions. Give me five exam-style questions
Spot my mistake: Claiming a catalyst shifts the position of equilibrium
Act as my SS2 Chemistry tutor. Show me a worked answer on claiming a catalyst shifts the p
Explain back: The methods of softening hard water
I have just studied the methods of softening hard water in my SS2 Chemistry class. Let me