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What is the formula of the ionic compound expected to form between the elements chlorine and potassium?
What is the formula of the compound formed between the ions Fe3+ and NO3-?
What ions make up the ionic compound CoSO4 ?
The slope of the calibration curve was 18.67 response unit per uM thocyanate. What is the minimum detectable concentration of thiocyanate for this method? And what is the limit of quanititation for thiocyanate by this method
How many mL of 2.00 M Na2CO3 is diluted with water to prepare 300 mL of 0.500 M Na2CO3
When heated, hydrogen sulfide gas decomposes according to the equation above. A 4.40 g sample of H2S(g) is introduced into an evacuated rigid 1.50 L container. The sealed container is heated to 583 K and 5.72x10^-2 mol of S2(g) is present at equil..
strip of magnesium reacts in 3.0 mL of 5.0 M HCl over a given period of time. Evaluate the mol mg/mol HCl ratio for the reaction.
How much heat is required to convert 25.0g of ethanol at 25 degrees C to the vapor phase at 78 degrees C?
The following reaction is not spontaneous at any temperature. Which applies to the system at 298 K? 2C(s) + 3H2(g) --> C2H6(g)
When compound A (C5H12O) is treated with HBr, it forms compound B (C5H11Br). The 1H NMR spectrum of Compound A has one singlet (1), two doublets
Acid-catalyzed dehydration of secondary and tertiary alcohols proceeds through an E1 mechanism. The first step is the protonation of the alcohol oxygen to form an oxonium ion.
Consider the reaction CaCN2 + 3 H2O → CaCO3 + 2 NH3 . How much CaCO3 is produced if 47.5 moles NH3 are produced
Calcium has a work function of 4.64x10^-19 J. Which of the following wavelenghts will eject electrons from calcium
100.0g of Cl2O7 are mixed with excess of water obtaining 136.0g of periodic acid according to the following reaction. Determine the percent yield of HClO4. Cl2O7 + H2O ? 2HClO4
What is the difference between water on the surface of the crystals of a Hydrate and Hydrate water itself
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