Carbon Dioxide ( obtained from a baking soda, vinegar, and water mixture) put out a candle flame; how does it work? What happens when you use different kinds of vinegar, like apple cider or balsamic, with the baking soda?

What are the advantages of using the metric system? designed as a decimal system making conversions simpler more accurate system of measurement has prefixes that correspond to an amount to use with all base units used by the entire scientific community