Answer:
Polystyrene is a versatile plastic used to make a wide variety of consumer products.
Explanation:
<span>Take the inversion of density: 1mL/13.6 g and multiply it by the conversion factor 453.6 g/ 1 lb and the given 5.00 lb. Units for mass (grams) and units for weight (lbs) cancel leaving only units of volume. I believe it should be 167 mL or 0.167 L</span>
The answer is the atomic mass.
Magnesium(?)
<span>2 HCl + Mg ? MgCl2 + H2</span>
Answer:
2.645
Explanation:
Rate of diffusion formula:
Sqrt(mass2/mass1)
>>sqrt(14/2)
(Note:Hydrogen must exist in dwiatomic, [H2])
