Determine the numbers of total moles of atoms
Determine the numbers of total moles of atoms are present in the 25 g of NaOH? Was given the answer of 1.875 mole of atoms but don't know the formula in order to figure it out.
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What will be the theoretical mass of potassium sulphate suppose you have 35ml of a 200 mg/l solution of H2SO4 and neutralized it with plenty of dilute KOH (potassium hydroxide).
If nowadays Mars is 31.0 degrees ahead of earth in its orbit around the sun, when will the two planets first are aligned all along a straight line from the sun, supposing circular orbits? (Note: All the planets orbit the sun in the similar directi
How much salicylic acid and aceticanhyride would you need to make one million 100-tablet bottles of 325mg aspirin based on a 60% yield?
A taut rope consists of a mass of around 0.160 kg and a length of 3.80 m. Determine what power should be supplied to the rope so as to generate sinusoidal waves having amplitude of 0.100 m and a wavelength of 0.500 m and traveling with the speed o
Illustrate Lewis structures for these two species. Include all resonance forms (include double headed arrow). Nitrogen-fixing bacteria convert urea [H2NC(O)NH2] into the nitrite ions(NO2-).
The space probe is in the orbit of Moon at a distance from its surface of 100km. A mechanic error causes the probe to lose 25 percent of its velocity entering the probe in a decadent orbit. Compute the speed of impact of the probe on the surface o
Calculate the new temperature after the sample is transferred to a new container with a pressure of 1.20atm and a volume of 2.50L? A sample of gas has a volume of 4250mL at 15Celsus and 745 mm Hg.
Diameter of big gear with pedal on it is 10 inches and radius of wheel is 17 inches and radius of gear in wheel is 3 inches, how many revolutions of pedal cyclist needs to make to travel 800 inches?
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