the unit of mesurement
The unit of measurement
the unit of mesurement
So that we understand the value of the measurement number. A value of 5 does not tell you if it refering to distance, volume, or mass. If it is a distance whether it is about 5 feet, 5 inches, 5 miles, or 5 centimetes, 5 meters, 5 kilometers or anythinge else.
Units of measurement, Titles.
Intervals and units of measurement
a number and a unit
a unit of measurement along with the number
The measurement units and the degree of precision (significant figures or margin of error).
15 Electrons. A charge-less (neutral) atom must have an equal number of both protons and electrons, otherwise it becomes an ion.
Probability is a numerical value and there must bea number, not just include one.
Yes, you MUST.
Density is mass/Volume so you must include the units of measurement. For mass, these may be grams or kilograms (or, in countries still using the Imperial system, pounds!). Similarly there are measures for volume. If these were not given it would not be possible to tell whether the density was given in grams per cm3 or pounds per cubic foot.