Find out the atomic wt of this metal
Find out the atomic wt of this metal when the density of an unknown metal is 8.94 g/cm^3 and its atomic radius is 0.126 nm. It has a face centered cubic lattice.
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Determine the number of disintegrations per minute in a 6.97 mg sample of 238U, by assuming that the half-life is 4.97x109 years.
A local medical research association proposes to sponsor a footrace. The average time it takes to run the course is 45.8 minutes with a standard deviation of 3.6 minutes.
Suppose the specific heat capacity of the coffee is the same as that of water. An ice cube of mass 8.0 g is added to a cup of coffee, whose temperature is 85 C and which contains 120 g of liquid.
If Ecell is found to be 0.24 V, determine the pH of the acetic acid solution when a hydrogen electrode is immersed in an acetic acid solution. This electrode is connected to another which is having of an iron nail dipping into the 0.10 M FeC
Identify the balanced equations for the oxidation-reduction reactions: The reduction of ClO- by I- in the acidic solution:
Solve system by triangularizing augmented matrix and utilizing back-substitution. Simplify by clearing fractions or decimals before beginning.
What is the Molarity of the solution NaOCl when the quantity of iodine that liberated is such that28.02 mL of 0.0250 M Na2S2O3 solution must be added to cause the disappearance of the dark blue color due to the starch indicator?
Analyze the effect of the structure of the alkyl halide on SN1 and SN2 reactivity and also compare the simple secondary, primary and the tertiary alkyl halides.
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