One candela per steradian is termed a lumen, which is the measure of light intensity people are most familiar with One foot candle is equivalent to one lumen per square foot
Answer:
Electrons at the outermost energy level of an atom are called valence electrons. They determine many of the properties of an element. That's because these electrons are involved in chemical reactions with other atoms. Shared electrons bind atoms together to form chemical compounds.
Explanation:
Answer:
seneca
past papers
take notes from videos
Explanation:
very good website, asks questions about the subject correct for your exam board and gives correct answers and explanations
exam papers always help
Answer:
2.059524x10^26 if im not wrong
Explanation:
avogadro's number is 6.022x10^23
