Читать книгу Foundations of Chemistry - Philippa B. Cranwell - Страница 14

At the end of this chapter, students should be able to:

 Recognise the base SI quantities used in chemistry and state their symbols and units

 Convert between commonly used SI units

 Write numbers using scientific notation

 Recognise metric prefixes used in expressing large or small numbers.

 Understand the use of significant figures when expressing quantities and measurements and be able to round values to the correct number of significant figures

 Write chemical formulae and equations and balance equations

 Use the appropriate symbol to indicate the physical state of a substance in a chemical equation