(The solutions which do not change the colour of either blue or red litmus are called
solutions.
(g) In neutralization reaction heat is
always
[8]
8. Give a reason why
(a) Great care should be taken while handling laboratory acids and bases.
[2]​

If the density of water is 1.0 g/cm3, which of these materials would float in water, based on their densities? check all that apply. aluminum cork iron lead wax

Acontrol during an experiment. might change remains constant does not exist does change

Two metal blocks that have slightly different temperatures are placed next to one another. after five minutes, they both have lower but equal temperatures. according to the law of conservation of energy, what  most likelyhappened? energy was created inside the blocks.energy was destroyed inside the blocks.energy was absorbed into the blocks from outside the system.energy was transferred from the warmer block to the cooler block.