Antacids neutralise the acid made by your stomach. They are commonly used in conditions where it is helpful to neutralise the acid made in the stomach. For example, for acid reflux which causes heartburn. Most people who take antacids do not develop any side-effects.
Data can be arranged in visual displays is called graphs to make identifying Trends easier.
Well if you were asking it was a true or false questions the answer is: True
The surface area would be 25cm, while the vloume would be

or length×width×height
125cm cubed
Not sure if this answers your question but moss can hold up to 20 times its weight in liquid.