Complete the following table: Subst. weighed Subst. sought Grav. Factor 1.AgCI NaCl 2.Baso, SO3 3.Fe,03 Fe 4.Fe,03 Fe304 5.Na,0 NaCl 6.Mg,P2O, Mgo
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Q: 0.119 (measured) 3) Molarity of final unknown solution (calculated from calibration curve) M.
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Q: Will Ag2 C03 (Ksp = 8.1 250.0ml of 0.0062 m 0.00014 m Na2 Co3 are
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Q: A. Standardization of NaOH Solution TRIAL [HCI] Volume Moles Moles Volume [NAOH] HCI НОEN 25.75 IOH…
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Q: I each result so that it con solute standard deviations.
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Q: NAOH (ag) + HCI NaCl (ag) + H20 (1) (aq) -> 31.88 mL of 0.09951 M NaOH was used to titrate 7.00 mL…
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Kindly provide solutions in completing this table (finding gravimetric factor) since they are all connected. Pls skip if unsure or not willing to show solutions under 1-6. Thank you! [p.s. kinda confused with how to treat the two columns especially subst. sought]
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- Write the empirical formula for the hydrated KAl(SO4)2, based on moles of anhydrous KSI(SO4)2= 0.046 mol molar mass of H2O= 18g/ mol moles of H2O= 0.0444mol ratio pf moles H20 to moles of anhydrous KAI(SO4)2= 9.65/1 . Show all work including units. Hint: if the ratio of moles of H2O to moles of anhydrous KAl(SO4)2 was 4, then the empirical formula would be: KAl(SO4)2•4H2O.Determination of the amount of water, mass of crucible + dehydrated sample 16.2265g, mass of dehydrated Sample is 1.3031g, mass of water is 0.3587g, moles of water is 0.01991moles,DETERMINATION of the amount of copper, mass of copper 0.6291g, moles of copper 9.900 × 10 to the negative 3 moles, Determination of the amount of chlorine, calculate mass of copper + water.The hydrated salt, MY3·xH2O, was heated strongly in a crucible to remove all the watermolecules of crystallization.The data are for this experiment are given in the table below.Mass of empty crucible and cover 29.73 gMass of crucible, cover, and hydrated salt 32.72 gMass of crucible, cover, and anhydrous salt 31.52 gMolar mass of anhydrous salt 241.88 g/mol(i) Calculate the % composition by mass of water in the hydrated salt.(ii) Determine the value of x.(iii) M is in Period 4 of the Periodic Table of the Elements.If Y = NO3–, identify the element M.(iv) What is the name of this hydrated salt? ___
- a hydrated CuSO4 salt was heated and thus dehydrated. Determine the % H2O by weight in the hydrated CuSO4 salt. SHOW WORK TO RECEIVE FULL CREDIT mass of empty dish 43.571 gmass of dish + hydrated salt 44.326 gmass of dish + dehydrated salt 44.054 g 4. Using the data found in question number 3, determine the empirical formula for the hydrated CuSO4salt. What is the chemical name of this dehydrated salt? 5. Suppose that after your second heating, you were impatient and did not wait until your porcelain evaporating dish to cool. Instead, you weighed it while it was still hot. How would this specifically affect the calculated percentage of water in the compound?KSCN(aq) + Ag+(aq) → AgSCN(aq) + K+(aq) By calculation she determines the buret delivered: 6.52108 moles of KSCN. The moles of Ag+ which were present in her sample was:Could you help me this calculation part? Mass of empty, dry crucible (g): 0.5gMass of crucible with sodium bicarbonate (g): 0.5gMass after first heating (g): 0.5gMass after second heating (g): XgMass after third heating (if needed) (g): YgC a l c u l a t i o n s : Show calculations and include all units. Circle your final answers, and include them in the data section as needed. 1. Calculate the mass of sodium bicarbonate sample used: 2. Calculate the theoretical yield of sodium carbonate based on your starting mass of sodium bicarbonate: 3. Calculate the mass of sodium carbonate obtained (this is your experimental yield): 4. Calculate the percent yield for sodium carbonate: Experimental x 100 = Theoretical
- A mixture weighing 28.516g containers 4.518g NH4CL, 15.20g SiO2, with the remainder NaCl. find the percent, weight, of each component. Show you method for making the calculations.Mass of empty beaker=16.26Volume of CuSO4 5H2O=30mLMolarity of CuSO4 5H2O used=0.542Moles of CuSO4 5H2O=0.016Mass of aluminum foil used=0.26gMass of beaker and copper product=52.12gMass of copper metal product=35.86gMoles of Al used = 0.009636 molMoles of CuSO4 5H2O used=0.016mol Find the moles of copper product based on moles of Al.Find the moles of copper product based on moles of CuSO4 5H2OFind the limiting reactant in gramsGiven Active Ingredient: precipitated sulfur (ointment) Raw Materials: 500 g calcium polysulphide and 1.5 kg hydrochloric acid Actual Yield: 343.4g precipitated sulfur Formulation: 250 mg per jar Dosage form: Ointment packaging:100 jars per box Synthesis and Packaging (Need answer)- Balanced Chemical Equation:- % composition by mass of each compound:- Mass to Mass Stoichiometry Calculation:- Limiting Reagent:- Excess Reagent:- Amount (g) in excess: % Yield:- Number of dosage form and packaging that can be produced from stoichiometric solution:
- Balance each of the following equations. (State indicators are not required) Please answer (a) through (o). (a) Cdf2 + NaBr --> CdBr2 + NaF (b) Cr + F2 --> CrF3 (c) Ca + H2O --> Ca(OH)2 + H2 (d) Bi(NO3)3 + Na2S --> Bi2S3 + NaNO3 (e) C2H5OH + O2 --> CO2 + H2O (f) V + S8 --> V2S5 (g) LiNO3 + Li --> Li2O + N2 (h) Ca3(PO4)2 + H2SO --> CaSO4 + H3PO4 (i) PH3 + O2 --> P2O5 + H2O (j) Ba + Ag3PO4 --> Ba3(PO4)2 + Ag (k) Ca(Clo3)2 --> CaCl2 + O2 (l) C12H22O11 + O2 --> CO2 + H2O (m) Ca2C + H2O --> Ca(OH)2 +CH4 (n) NH4Br + BaO --> NH3 + BaBr2 + H2O (o) LiAlH4 + BF3 --> LiF + AlF3 + B2H6For the following table fill in the missing values and calculate the theoretical yield. A + 2B à C moles 0.00242 0.00242 ?_________ MW ?_________ 98.06 164.16 g ?_________ ?__0.00002467_______ ?_________ mL 0.20 d(g/mL) 0.80Be sure to answer all parts. Fluorite, a mineral of calcium, is a compound of the metal with fluorine. Analysis shows that a 36.77−g sample of fluorite contains 17.87 g of fluorine. Calculate the following: (a) Mass of calcium in the sample. _________g Ca (b) Mass fractions of calcium and fluorine in fluorite. Calculate to 3 significant figures. mass fraction Ca mass fraction F (c) Mass percents of calcium and fluorine in fluorite. Calculate to 3 significant figures. mass % Ca mass % F