Explain how would you determine the number of moles
Explain how would you determine the number of moles of "M" (an unknown metal) from this equation if 9.250 x 10-4 mol ofH2 was formed and 0.0165g of the metal reacted?
M(s) + n H3O+M+n(aq) + n/2 H2(g) + nH2O
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Determine the numbers of grams of KCl will be required? A student needs to prepare the 181 mL of a 1.98 molar solution of the potassium chloride.
Determine how far and in what direction does the object move in 0.200 s, supposing that it moves freely and that the drag force on it from the liquid is negligible?
A scientist was interested in determining if students eating habits change as they go through college. One hundred randomly selected students were asked before they entered college if they would consider themselves vegetarians, yes or no. Four yea
Determine the principal quantum number of the s and p valence electrons in the following chemical elements? Enter your answer with integers separated by the commas and with no spaces, for example3,4,1,2,2,1. A) sulfur B) aluminum C) beryllium D)
A block of 1.10 kg is joined to a spring having spring constant 17 N/m. While the block is sitting at rest, a student strikes it with a hammer and almost instantaneously gives it a speed of 46 cm/s. i) Determine the amplitude of the subsequent osc
Calculate the partition coefficient of benzoic acid in the water and methylene chloride? Is it constant value? If not what are the variables?
If the sample results show that 52 of the workers belonged to unions, what is the sample proportion of workers belonging to unions (to 2 decimals)? Complete the following, assuming an a level of .05. Compute the value of the test statistic (to 2 de
Assume that the electric potential energy lost through the system is carried off by a photon which is emitted throughout the process. Determine its wavelength?
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