500 prompts matching "The preliminary tests carried out on an unknown salt"
Explain back: What a base is, and what an alkali is
I have just studied what a base is, and what an alkali is in my SS1 Chemistry class. Let m
Project task: Testing water hardness in my own area
Act as my SS1 Chemistry tutor. Set me a short practical or research task on testing water
Explain back: How atomic number identifies an element
I have just studied how atomic number identifies an element in my SS1 Chemistry class. Let
Explain back: Charles's law stated and illustrated
I have just studied Charles's law stated and illustrated in my SS1 Chemistry class. Let me
Explain back: Standard temperature and pressure defined
I have just studied standard temperature and pressure defined in my SS1 Chemistry class. L
Explain back: The scientific method as chemists use it
I have just studied the scientific method as chemists use it in my SS1 Chemistry class. Le
Spot my mistake: Saying the particles themselves melt when a solid melts
Act as my SS1 Chemistry tutor. Show me a worked answer on saying the particles themselves
Project task: Modelling the states of matter with simple materials
Act as my SS1 Chemistry tutor. Set me a short practical or research task on modelling the
Spot my mistake: Confusing mass number with relative atomic mass
Act as my SS1 Chemistry tutor. Show me a worked answer on confusing mass number with relat
Project task: Building a model of an atom
Act as my SS1 Chemistry tutor. Set me a short practical or research task on building a mod
Spot my mistake: Confusing evaporation with boiling
Act as my SS1 Chemistry tutor. Show me a worked answer on confusing evaporation with boili
Project task: Observing diffusion at home
Act as my SS1 Chemistry tutor. Set me a short practical or research task on observing diff
Explain back: Writing the formula of a compound from valencies
I have just studied writing the formula of a compound from valencies in my SS1 Chemistry c
Spot my mistake: Changing a formula instead of a coefficient when balancing
Act as my SS1 Chemistry tutor. Show me a worked answer on changing a formula instead of a
Spot my mistake: Using Celsius in a Charles's law calculation
Act as my SS1 Chemistry tutor. Show me a worked answer on using Celsius in a Charles's law
Spot my mistake: Forgetting to convert pressure units before calculating
Act as my SS1 Chemistry tutor. Show me a worked answer on forgetting to convert pressure u
Spot my mistake: Confusing a strong acid with a concentrated one
Act as my SS1 Chemistry tutor. Show me a worked answer on confusing a strong acid with a c
Explain back: The methods of preparing a soluble salt
I have just studied the methods of preparing a soluble salt in my SS1 Chemistry class. Let
Explain back: The trend in atomic radius across a period
I have just studied the trend in atomic radius across a period in my SS1 Chemistry class.
Spot my mistake: Choosing distillation where filtration would do
Act as my SS1 Chemistry tutor. Show me a worked answer on choosing distillation where filt