On dissolving 1.355 gm of a substance in 55 gm of acetic acid results a depression of 0.618°C in the freezing point. If the molecular depression of the freezing point of 100 gm acetic acid is 385°C, then what will be the correct molecular weight of the dissolved substance?

In the given image, which of the following chemical reactions correctly represents the process of dissolution of ammonium nitrate (NH4N03) in water?

Convert the temperature of 40°C into Kelvin (K) and Fahrenheit (°F).

While using the Carius method for an estimation of sulphur, 0.2175 gm of the substance gave 0.5825 gm of barium sulphate. Which of the following options will be the correct percentage of sulphur in this substance?

In the chemistry lab, which of the following equipments is used to dispense and transfer the known volumes of fluids?

If the Ka value for HF is 7.2 X 10“, then what is the correct pH of 0.30 M NaF solution?

Of the elements below, __________ has the highest melting point.

Cohesion, surface tension, and adhesion are the properties of water molecules that ________.

According to rounding rules for addition, the sum of 27.1, 34.538, and 37.68 is ____.

A molecule with the formula ax4 uses _________ to form its bonds.

The ____ is the nuclear fusion of three helium nuclei to form a carbon nucleus.