Becomes caramel. He pushes astick into the bottom of the acole. Then he dipstip apple in the caramel Which of the following actions is achemical change? melting sugar in the pan turning sugar into caramel putting the stick into the apple
You turn sugar into caramel by burning sugar. Burning sugar is a chemical change.
answered: Guest
> b takes place in the gas phase in an isothermal tubular reactor. the feed is one mole of a per one mole of c, an inert. the entering temperature and pressure are 427°c and 10 atm, respectively. the gas constant r = 0.08206 atm · l/mol · k.
Which of the following is an example of physical change not a chemical change? a) a log gives off heat and light as it burns. b) a tree stores energy from the sun in its fruit. c) a penny lost in the grass slowly changes color. d) a water pipe freezes and cracks on a cold night.