- Question 01:
Which term describes the proximity of a measurement to the actual value?
- Question 02:
In Rutherford's Gold Foil Experiment it was found that most of the positively charged alpha particles passed through the gold foil without deflection, but that a few of the alpha particles were deflected by large amounts. What conclusion did Rutherford draw from these observations?
- Question 03:
Which of the following calculations would give a correct value for the number of neutrons in a single atom of Ne22?
- Question 04:
How many significant figures does the number 2900 possess?
- Question 05:
Which of the following base quantities is paired with the WRONG unit?
- Question 06:
Which of the following describes a chemical change?
- Question 07:
Which data are the most precise?
- Question 08:
The prefix 'kilo' denotes raising 10 to which of the following powers?
- Question 09:
Which term describes the physical change from a solid directly to a gas?
- Question 10:
What is the % error when an experiment produces a value of 25, when the true, accepted value is 75?