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Phosphorus, P4, can be prepared from calcium phosphate by the reaction3370 g 1795 g 650 g2Ca3(PO4)2+6SiO2+10C = 6CaSiO3+P4+10CO310 g/mol 60.1 g/mol 12.0 g/molThe molar mass for each reactant is shown below the reactant, and the mass of each reactant for this problem is given above. Which reactant is the limiting reagent?
A reaction mixture initially containing 0.520 M H2S and 0.520 M SO2 was found to contain 1.0 x 10 -3. A second reaction mixture at the same temperature initially contains 0.245 and 0.335. calculate the equilibrium concentration of H2O in the secon..
A 0.250 L volume of 0.128 M NH4PF6 is condensed to a volume of 0.100 L, calculate the molarity (M) of NH4+ in the new solution. Molar Mass (g/mol)
Explain what is the pH of a solution which is 0.025 M in weak base as well as 0.039 M in the conjugate weak acid (Ka = 7.1 × 10-6)
Question- How many milliliter of 1.39M NaOH must be added to 2.50 x 10^2 mL of 0.12 M NaH2PO4 to make a buffer solution with a pH of 7.30? ? ml
Given that the solubility of magnesium fluoride is 0.0729 g/L, calculate the value of Ksp for this salt
When the equation below is properly balanced, the correct sequence of coefficients is? NaCl(s) + SO2(g) + H2O(l) + O2(g) NaSO4(s) + HCl(g)
Why do the group 5A elements have relatively small electron affinities compared to the neighboring nonmetals in the corresponding rows
Use the appendices in your textbook to estimate the normal boiling point of water at 1 atm. Compare the temperature obtained with the known boiling point of water. Can you explain the discrepancy. At what temperature does water boil
Assuming that seawater has a total ion concentration (a.k.a colligative molarity) of 1.10 Mc, calculate how many liters of seawater are needed to produce 15.4 L of fresh water at 20 °C with an applied pressure of 75.0 bar.
The specific heat of ethylene glycol is 2.42 J/g-k. How many J of heat are needed to raise the temperature of 62.0 g of ethylene glycol from 13.1 Celsius to 40.5 Celsius
Calculate the theoretical yield for the reaction if .80g of succinic anhydride and excess aniline was used. Whis is the percent yield if a student isolates 0.9g of succinimide
Depict the Lewis structure (including resonance structures) for methyl aside (CH3N3). For each resonance structure, allocate formal charges to all atoms that have formal charge.
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