Find atomic number-atomic mass number of daughter nucleus
What is (a) the atomic number (Z) and (b) the atomic mass number of the daughter nucleus produced by the alpha decay of the real or imaginary nucleus of 85X188?
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A machine with a cost of $54,434.00 has an estimated residual value of $3,652.00 and an estimated life of 7 years or 18,391 hours. What is the amount of depreciation for the second full year, using the double declining-balance method?
Water at 33.0 °C is sprayed onto 0.156 kg of molten gold at 1063 °C (its melting point). The water boils away, forming steam at 100.0 °C and leaving solid gold at 1063 °C. What is the minimum mass of water that must be used?
Computer equipment was acquired at the beginning of the year at a cost of $67,944.00. The computer equipment has an estimated residual value of $3,967.00 and an estimated useful life of 4 years. Determine the 2nd year's depreciation using straigh
Determine the net present value of the investment in the machine. (Negative amount should be indicated by a minus sign. Round discount factor to 3 decimal places, other intermediate calculations and final answer to the nearest whole dollar.)
AAA Lock Manufacturing Co. makes and sells several models of locks. The cost records for the ZForce lock show that manufacturing costs total $21 per lock. An analysis of this amount indicates that $12.18.
A meter stick balances at the 50.0-cm mark. If a mass of 50.0 g is placed at the 90.0-cm mark, the stick balances at the 61.3-cm mark. What is the mass of the meter stick?
Roberts Inc. has gross margin equal to $20,000. During the year Roberts Inc. purchased $6,000 worth of raw material inventory. The sales recorded during the year equaled $30,000. What is the value of Roberts Inc. cost of goods sold?
An instructor uses light of wavelength 633 nm to create a diffraction pattern with a slit of width 0.117mm. How far away from the slit must the instructor place the screen in order for the full width of the central maximum to be 4.90cm?
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