Can we use a laboratory thermometer to measure human body temperature ? Give reason for your answer.

A thermometer is used to measure

Volume of a solution chagnes with chagne in temperature, then what will the molality of the solution be affected by temperature? Give reason for your answer.

Explain why a clinical thermometer is exclusively used to measure the human body temperature and a laboratory thermometer is used to measure the temperatures of different substances but not to measure the human body temperature .

A laboratory thermometer A is kept 7 cm away on the side of the flame while a similar thermometer B is kept 7 cm above the flame of a candle as shown in figure. Which of the thermometers, A or B, will show a greater rise in temperature? Give reason for your answer.

Can a triangle have two obtuse angles ? Give reason for your answer.