The sugars contained in fruits (for example grapes) can be fermented to produce wine (ethanol). What evidence confirms that fermentation is happening during the process of fermentation?

Change of color.

Bubbles of CO2 (carbon dioxide) gas.

Formation of a precipitate.

What type of energy do chemical bonds have? what type of energy is it converted to during chemical reactions? question 15 options: chemical bonds have kinetic energy, which is converted to potential energy during chemical reactions. chemical bonds have electric energy, which is converted to potential energy during chemical reactions. chemical bonds have heat energy, which is converted to kinetic energy during chemical reactions. chemical bonds have potential energy, which is converted to heat energy during chemical reactions.

What is the empirical formula of c6h18o3? ch3o c2h5o c2h6o c2h5o5

What is the molarity of the solution produced when 145 g of nacl is dissolved in sufficient water to prepare 2.75 l of solution?