Determine the number of kilograms of rock must be processed
The rock in a particular iron ore deposit contains 83 %Fe2O3 by mass. Determine the number of kilograms of the rock must be processed to obtain the 1300 kg of iron?
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The 4.78-g sample of aluminum totally reacts with the oxygen to outline the 6.67 g of aluminum oxide. Use this data to determine the mass percent composition of aluminum in the aluminum oxide.
The mass of drum is 150 kg and its radius is 0.76m. Determine the magnitude of the torque the engine applies to the drum? Avoid the mass of the cable.
Fingernail-polish remover is primarily acetone (C3H6O). Determine the numbers of acetone molecules are in a bottle of acetone with a volume of 405 mL? (the density of acetone =0.788 g/cm3 ).
If an area of triangle ABC is 14 square meters, with a = 20 m and b = 8 m, determine all possible measures for angle C.
A long rod of 42 cm moves in a plane perpendicular to a magnetic field of 500 G. The velocity of rod is perpendicular to its length. Find out the speed of the rod when the potential difference between the ends is 8 V.
Write down the equation which explains relationship between x and y provided that each point (x,y) is equidistant from point (1,2) and line is y=6. Illustrate the work.
The z-component of the force on the segment of conductor which lies between x = x1 and x = x2. State your answer in terms of the variables provided.
The wooden artifact recovered from the tomb having 35% of carbon-14 which is present in living trees. Half life of carbon-14 is 5730 years. How long ago was artifact made?
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Staying with Nigeria, rewind the year to 1950. Using the +5 year control, fast forward in 5 year increments until you reach 2020.
Even though are coastlines are very vulnerable to multiple climate change impacts, the good news is that because most of our urban settlements
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