What are the coefficients needed to balance this chemical reaction to show that matter is conserved?
1 answer:
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The given information in the question is :
Frequency = 170 Hz
1 Hz =
Frequency = 170
Wavelength given = 2 m
Speed is unknown which we need to calculate.
Speed can be calculated by using the formula : Speed = wavelength X frequency
By plugging the value of wavelength and frequency in the above formula we get :
Speed =
Speed = 340
Answer:
b. 12 pesos
Explanation:
Given the following data;
Amount paid = 180 pesos
Amount of pad = 15 pads
To find the cost of each pad, we would use the following expression;
Substituting into the formula, we have;
Cost = 12 pesos
Therefore, the cost of each pad bought by Lorena is 12 pesos.