Question

please give me answers of these questions​

Answer 1

Hi mate

Question1(a) Water at room temperature is a liquid

Answer:-At room temperature (25°C), water is a liquid because it has the following characteristics of liquid: At room temperature, water has no shape but has a fixed volume i.e., it occupies the shape of the container in which it is kept. At room temperature, water flows easily.

(b)An iron almirah is a solid at room temperature

Answer:-An iron almirah is a solid at room temperature because its melting point as well as boiling point is above room temperature. ... Hence, iron almirah is a solid at room temperature.

Answer 2

Answer:

Water at room temperature is a liquid because its freezing point is 0 °C and boiling point is 100 °C.

(b) An iron almirah is a solid at room temperature because melting point of iron is higher than room temperature.

2)Steam at 100 °C will produce more severe burns as extra heat is hidden in it called latent heat whereas the boiling water does not have this hidden heat.

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