Answer:
Yes.
Explanation:
Hydrogen-filled balloons were widely used by the militaries during World War I (1914–1918). The main purpose of these hydrogen-filled balloons to detect movements of enemy troops and to provide direction to the artillery fire. Balloons were the targets of opposing aircraft because they knew the purpose of these balloons so they hit it whenever seen by the enemies so we can say that both sides used hydrogen-filled balloons as military observer to watch the enemy's movements.
A granola bar states that it is 17.0% protein; each granola bar has a mass of 35.0 grams 5 bars need to consume to eat 29.7 grams of protein.
<h3 /><h3>What is protein?</h3>
Protein is a source of energy by which all humans and animals can do their work as it provide energy to the cells of the human and animal and important too.
A granola bar is source of protein contain 17.0% protein 35.0 grams each bar contain 5.2 gram protein 29.7 grams protein is in 5 bars of granola bar.
Therefore, granola bar states that it is 17.0% protein,each granola bar has a mass of 35.0 grams 5 bars need to consume to eat 29.7 grams of protein.
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Answer: devices are powered by moving water and are different from traditional hydropower turbines in that they are placed directly in a river, ocean or tidal current. They generate power only from the kinetic energy of moving water (current).
Explanation:
The correct question is: How many moles are in
atoms of boron.
Answer: There are 145 moles present in
atoms of boron.
Explanation:
According to the mole concept, there are
atoms present in one mole of every substance.
Hence, number of moles present in
atoms is calculated as follows.

Thus, we can conclude that there are 145 moles present in
atoms of boron.