Question

a chemical...
the density of aluminum is 2.70 g/cm3.
salt deposits form from an evaporated liquid.
the solid has a mass of 33.4 g.
question 2
quantitative observations are recorded in the form of
step-by-step procedures.
numerical data.
precise predictions.
detailed descriptions.

Explanation:

Quantitative observations involve measurements or counts, which are represented as numerical data. Step - by - step procedures are for methods, precise predictions are about forecasting, and detailed descriptions are qualitative (non - numerical) observations. So the correct option is the one related to numerical data.

Answer:

B. numerical data