There are 118 known elements
Answer:
Energy is transferred when atoms are rearranged.
Explanation:
Answer:
iodine
Explanation:
In the presence of starch, iodine turns a blue/black colour. It is possible to distinguish starch from glucose (and other carbohydrates) using this iodine solution test. For example, if iodine is added to a peeled potato then it will turn black. Benedict's reagent can be used to test for glucose.
The answer is about 1/2 it rises very sloe