Give the ionic charge as a right superscript
Write down the symbol for this ion (give the ionic charge as a right superscript and give the symbol for the nucleus). One isotope of a metallic element has mass number 58 and has 33 neutrons in the nucleus. An atomic ion has 23 electrons.
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You drop a 105 gram piece of brass which is having the density = 8.56g/cm^3 into the water. If you have a 100.0 ml graduated cylinder having 50.0 ml of water. Explain to what height does the water rise in the graduated cylinder?
Find out a formula for the maximum height h which a rocket will reach if launched vertically from the surface of earth with speed v0 (< vesc). Deduce the terms of v0, rE, ME, and G.
A sample of an unknown hydrate of manganese (II) chloride (MnCl2·nH2O) which is having 5.615 g, is heated until all the water of hydration is removed. The MnCl2 which remains has a mass of 3.570 g.
The mass of person is 70 kg and the length of arms is 90cm. Suppose that the net mass of the arms is positioned at the mid-point of the arm.
Determine (a) annual percent growth or decay rate, (b) continuous annual percent growth or decay rate, and (c) doubling time or half-life of population of animals which triples in size every five years.
At a temperature of 25 degrees Celsius, the specific heat of hydrogen is 1.43 *10 to the fourth power J/kg*K. When the temperature of a .34 kg sample of hydrogen is to be raided by 25 K, explain how much energy will have to be added to the hydroge
The pure rotational microwave spectrum of HCl has absorption lines at the following wave numbers (in cm-1): 21.19, 42.37, 63.56,84.75, 105.93, 127.12, 148.31, 169.49, 190.68, 211.87, 233.06,254.24, 275.43, 296.62, 317.80, 338.99, 360.18, 381.36, 4
A permanent magnet can pick up a piece of non-magnetized iron. Provide a step-by-step explanation, by using both words and pictures, of how the magnetic force on the iron outcomes from the interaction among electron spins.
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Which of the following things happened first? Group of answer choices Women gained the right to vote Seneca Falls Convention Margaret
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