A force of 20 N acts toward the east. Another force of 27 N acts at the same point toward the west. What is the magnitude and di
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The molarity is 0.018M and the percentage is 8.46%.
Net ionic reaction is
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Find molarity of
Molarity = moles of Volume of
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Moles of = grams of
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Find molarity of (II)
Molarity of molarity of
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Find moles of
Moles of molarity of
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Find mass of Fe(II)
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- Molarity is the concentration of a solution expressed as the number of moles of solute dissolved in each liter of solution.
- concentration is the amount of a substance per defined space. Concentration usually is expressed in terms of mass per unit volume.
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Answer:
Explanation:
The formula for linear expansivity,
original length, l₁ = 123 cm = 1.23 m
final length, l₁ = 92.6 cm =0.926 m
original temperature, θ₁ = 200°C
Linear expansivity, α = 2 * 10⁻⁵ °C⁻¹
Putting these values into the formula: