Determine the molecular weight of sulfur
Determine the molecular weight of sulfur and also calculate its molecular format when 0.154 g of sulfur is melted with 4.38 g of champher, the freezing point of champher is lowered by 5.47 C.
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Demand function is p=80-4q. Graph functions in first quadrant. Write equilibrium point and regions of surplus and shortage.
A battery of 24 V is joined in series having a resistor and an inductor, with R = 13.0 O and L = 9.0 H, correspondingly. Determine the energy stored in the inductor for the given situations:
A 1.0 m tall object is positioned between the two planes (flat) mirrors which are 10.0 m apart. The object is 4.0 m from the glass (n = 1.5) mirror on its right. Describe how tall is the second image of the object in the mirror (n = 1.6) to the le
The A string on a cello vibrates in the first normal mode having a frequency of 220 Hz. The vibrating segment is 69.0 cm long and consists of a mass of 1.40 g. (i) Determine the tension in the string. Answer must be in Newton.
Suppose that all of the sulphur is converted to SO2 so determine the number of grams SO2 would be formed by burning 2.01 kg of bituminous coal that is 5.15% sulphur by mass?
Determine the frequency of the lowest note a piccolo can sound. (Suppose that the speed of sound in air is 343 m/s.) Answer must be in Hz.
Discuss the maximum amount of Ca (NO3)2 in grams that can be prepared from 18.9 g of HNO3 with7.09 g of Ca (OH)2?HNO3 + Ca(OH)2 ® Ca(NO3)2 +H2O
Assume again that John had only $8,000 to invest at starting, what interest rate would be needed to meet his goal at age 50?
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