<h3>
The supplements that are minerals are</h3>
- calcium
- sodium
- iron
- zinc
<u><em> Explanation</em></u>
- calcium and sodium are major minerals which are required by the body for
calcium- needed for muscle,hearing bone and for the support of synthesis and function of cells
sodium- is needed to control blood pressure and also for proper muscle and nerve function
- Zinc and iron are required in trace and both are needed for good health
<span>N = +3, H = +1 ,Cl = -1
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<span>Tums are great antiacid tablets for heartburn and indigestion. Calcium carbonate is a great chemical to treat these conditions. If it were not for calcium carbonate, then many people would have heartburn for years until they eventually died from the condition unfortunately.</span>
There are two types of 'quantities' namely: scalar and vector
A 'vector' is a quantity that has both magnitude and direction whereas a 'scalar' has only magnitude.
Magnitude is a measure or the size of the quantity or object.
In the given example of the vector: '75 mph to the north'
Magnitude is the number 75 mph
Direction is north
Ans C)
