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If the heat released During the condensation goes only on the way to heating metal if the heat released than Calculate the final temperature of the lead block in degrees Celsius?
Suppose the percentage score,p(n), is the function of number of hours, n, that you study in form p(n)=an+b/cn+d. If you wish the score of 80%, how long do you require to study?
A gaseous hydrocarbon is decomposed and it is having the 82.66% C and 17.34% H, by mass. The volume of 158 ml of the gas, calculated at 556 mmHg and 25 degrees C., is originate be 275 mg. How can d
Determine the number of grams of KOH must be dissolved in the water to produce the 88.0mL of a solution, which will react with 113mL of 1.10 MCH3COOH?
A spelunker is surveying a cave. She follows a path which takes her a distance 173 straight west, then a distance 200 in the direction 45.0 east of south, then a distance 288 at 30.0 east of north.
The characteristics of an amino-acid of C=O carbonyl stretch has an energy of 3.367 x 10-20 J. Determine the wavelength in nm, where the frequency is s-1, the wave number in cm-1, and its energy
The sample of an unknown substance of .2436-g melts in 20.0 mL of cyclo-hexane. The density of cyclo-hexane found the 0.779-g/mL and the freezing point depression was 2.1 C. Determine the mola
During the study of net ionic equation for Hc2H3O2 and NH3 H2O which is H+ + NH3 --->NH4+ Why the solution is weak electrolyte but strong conductor when it mixed into the solution? Expla
If profit on each racing skate is $8 and profit on figure skate is $10, how many of each must be made each day to maximize profit?
Label the 6 nodes consecutively. A 10V battery is joined to nodes 1 and 3. In another words, there are two resistors between the battery on one side of the hexagon, and 4 on the other side of the he
Calculate at what mass of aluminum can be formed by the Hall process within a period of 19.3 h, by using a current of4.1 MA? Explain in detail.
150L of concentrated HCl (12.0M) is released into a lake having 5.0 x 105 m3of water during the highway accident. If the pH of this lake was 7.0 prior during the accident, Calculate the pH of t
If ammonia is washed into a farm pond which is having 3.0 X106 Liters of water and if the pH of the pond is originate to be 9.81 than determine the volume of liquid ammonia found its method int
The atomic masses of tow isotopes 3517Cl (75.53%) and 3717Cl (24.47%) are 34.968 and 36.956amu, respectively. Determine the average atomic mass of chlorine. When the % (percentage) in par
The reactance of the capacitor is 400 and the resistance of resistor is 200 . The average power delivered through the source is 150 . Evaluate the rms voltage of the source.
The atomic masses of 6Li and 7Li are 6.0151 amu and 7.0160 amu, respectively. Determines natural abundances of two isotopes. Where the average atomic mass of Li is given 6.941 amu.
Determine the x and y -intercept of the function. Graph utilizing the calculator and then draw by hand. Illustrate scale. Use dashed line for asymptotes. Find some point on graph.
If the time period in part B were cut in half, what would be the latest higest emf value?
Airport A is 50 miles from airport B. From airport A, plane is at the angle of 285° from north and airport B at angle of 65° from north. Determine distance between plane and airport B
The positive lead of voltmeter is situated on the battery side of the 10 Ohm resistor, and the negative voltmeter lead is situated on the common junction of the resistors. Determine what does the vo
The deflection y of the beam at the horizontal distance x from one end is provided by equation below, where L is length of beam and k is constant. Find for what values of x is deflection zero?
A fly-wheel of mass 12 kg and radius 20 cm is mounted on the light horizontal axle of radius 5cm that rotates on frictionless bearings.
The point on an edge of the flywheel with the radius of 16 cm is rotating at the rate of 11 radians per second. Find linear speed on the rim, in centimeters per minute?
A parallel plate capacitor is built up of two 10cm x 10cm plates spaced 1 cm apart. They are charged with a +-1nC. The electron is shot via a tiny hole in the positively charged plate. Determine the
Determine how long will take them to finish, in hours, if they work together at their respective individual rates?