Answer:
-6.51
Explanation:
Multiply 1.86 x 2 x 1.74 and then you get your answer.
You remove waste as a gas (carbon dioxide), as a liquid (urine and sweat), and as a solid. Excretion is the process of removing wastes and excess water from the body.
3 lol i was thinking about that from the ad
Burning is chemical. It is a reaction with methane.
Volumes of ethanol and water are in the solution : 30 mL and 70 ml
<h3>Further explanation</h3>
The concentration of a substance can be expressed in several quantities such as moles, percent (%) weight/volume,), molarity, molality, parts per million (ppm) or mole fraction. The concentration shows the amount of solute in a unit of the amount of solvent.
Percent Volume (% v/v) : volume (ml) of solute/100 ml of solution ⇒ ratio of volume of the solute to total volume of the solution
.
30% ethanol ⇒30% etanol, 70% water
In 100 mL solution :