Pls to na jutro Napisz dwoma sposobami reakcję otrzymywania wodorotlenku litu (metoda: metal + woda; oraz tlenek metalu + woda)

Explain what happens at the saturation point when adding salt to water at room temperature.

Which is true of a liquid? it has a definite volume but not a definite mass.it has a definite mass but not a definite volume.it has a definite volume but not a definite shape.it has a definite shape but not a definite volume.

1) which of the following is the best example of a physical change? a) sugar dissolving in tea b) firefly glowing 2) in the combustion of ethane, what is/are the reactants? c2h6 + o2 ==> co2 + h2o a) c2h6 and o2 b) co2 and c2h6