The diagram above illustrates a conical flask containing ...
The diagram above illustrates a conical flask containing water and ice. Which of the following is correct about the diagram?
The water is at lower temperature than the ice
Energy is absorbed when the ice changes to water
Energy is released when the ice changes to water
The water molecules vibrate about a fixed point
Correct answer is B
Heat energy near the ice gets absorbed into the ice. The energy breaks the bonds of the ice, causing it to melt into liquid water. On other words, when ice melts, the energy gets absorbed into the water.
The ideal gas laws and equations are true for all gases at ...
What is responsible for metallic bonding? ...
Flow of current in electrolytes is due to the movement of ...
In the extraction of aluminum from purified bauxite by electrolysis, cryolite is used because ...
When each of the nitrates of Potassium, Magnesium and iron is heated, ...
What volume of 11.0 M hydrochloric acid must be dilute to obtain 1 dm3 of 0.05 M acid?...
Which metal is a constituent of both bronze and solder? ...
When water was added to a white anhydrous substance X, the colour changed to blue. X is ...