Answer:
If you are asking why the atomic mass on the periodic table only goes to the hundredth's place, it is because of significant figures. No number is exact, like it can be 63.5500001, and it will go to a certain point before it cease to matter in experiments.
<span>Total mass of reactants is equal to the mass of products.</span>
Answer:
B
Explanation:
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Use indicators such as :
Indicator Color in acid Color in alkali
<em>methy lorange</em> red yellow
<em>phenolphthalein</em> colorless pink
