IX - Clasifica las siguientes propiedades según sean en físicas o químicas, justifica tus respuestas: a) La temperatura de ebullición del agua es de 100°C
b) El cobre conduce la corriente eléctrica
c) Los carbohidratos se fermentan produciendo alcohol
d) 'El deshielo del agua
e) La densidad del agua
f) Quemar una astilla de madera

Which element in the third period would you expect to have the larger atomic radius, sodium (na) or sulfur (s)? a. sodium, because it has a higher effective nuclear charge attracting electrons in fewer energy levels. b. sodium, because it has fewer protons attracting electrons in the same energy levels. c. sulfur, because it has more protons attracting electrons in more energy levels. d. sulfur, because it has a higher effective nuclear charge attracting electrons in the same energy levels.

Starch and are common polysaccharide carbohydrates found in plants. sucrose glycogen fructose cellulose

Layers of rock containing fossils, like the layers illustrated here, are most likely composed of rocks.