-Um estudante fez a seguinte afirmação: "Enquanto o gelo derretia, sua temperatura subiu de 0 °C a 5 °C". Você acha que a afirmação do estudante está correta? Justifique sua resposta.

the density(ratio between mass and volume as m/v) decreases from top to bottom in periodic table group as the size increases and nuclear charge decreases. but in periods density increases from left to right as atom size decreases and nuclear charge increases.

that tool would be a compass

the dissolution of polymer can be thermodynamically described in 2 steps.

they vary. it used to be meat, grain, bread, candy, beverages, donuts, and fruits/vegetables. now they added exercise in.