Carl, a laboratory analyst for a mining company determined that copper is 3.21% of the ore that he is analyzing. Based on these results, copper in that ore is a/n O major constituent minor constituent trace constituent ultra-trace constituent Next « Previous

Q: Which of the following statements is true for ideal gases, but is not always true for real gases?   ...

A: The 2nd and 4th options are true for ideal gases but not always for real gases . That are :  There ...

Q: 1. Select the incorrect statement. q is the symbol for heat q = mC;AT The unit for g is Joules q is ...

A:

Q: Using the provided table, determine the molar enthalpy (in kJ/mol) for the reaction 2 K(s) + 2 H,O(I...

A: Given : We have to calculate the molar enthalpy of the reaction.

Q: . Reversed phase HPLC refers to the condition of stationary phase and a mobile phase of separation. ...

A:

Q: You use 500.0g of a solid to prepare a solution that has a concentration of 7.40% by mass. What is t...

A: Given: Mass of solid solvent = 500.0 g. Concentration of solid in %(m/m) = 7.40 %  

Q: Glucose levels are routinely monitored in patients suffering from diabetes. The glucose concentratio...

A:

Q: A student used 1.50 g of manganese to react with excess fluorine to form manganese fluoride. If 4.09...

A:

Q: How many grams of CH liquid must decompose according to the following chemical equation to transfer ...

A: The given thermochemical equation is: C6H6(l)   ---> 3C2H2(g) ; ∆H = 630 kJ  Given the required a...

Q: O app.101edu.co E Apps MYUSU Outlook Canvas Labflow OneNote ov Chemt01 Tophat u USU Tutoring Questio...

A:

Q: What is the pK+ in the average human blood serum which contains18 mg of K+ per 100 mL? A. 0.74 B. ...

A: Mass of K+= 18 mg = 0.018 g Volume = 100 mL = 0.1 L

Q: Be sure to answer all parts. Calculate the number of cations and anions in each of the following com...

A: To calculate the number of cations and anions the number moles of the compound required. 

Q: Write the pressure equilibrium constant expression for this reaction. NH,Cl(s)→NH3(9)+HCl(g)

A:  

Q: Calculate the concentrations of Na+ and CO32- after mixing 1.00 L of 0.200 M NazSO4 with 2.00 L of 0...

A: Given: Concentration of Na2SO4 = 0.200 M Concentration of K2CO3 = 0.100 M Volume of Na2SO4 added = 1...

Q: [References] te net lonic equations for the following molecular equations. se the lowest possible co...

A:

Q: The most electronegative element on the periodic table is: fluorine carbon O helium neon O hydrogen ...

A:

Q: In order to prepare a solution, we need to dissolve 205 mL of ethanol in sufficient water to give a ...

A:

Q: When the potential energy is zero the two atoms are/have O far apart O started to overlap sufficient...

A: Please find your solution below : The potential energy of the atoms in terms of of the their positio...

Q: What is the enthalpy of formation (AH°;) of NaHCO3(s) from its constituent elements?

A:

Q: Determine the mass in grams of 5.51 × 10²¹ atoms of arsenic. (The mass of one mole of arsenic is 74....

A:

Q: Use standard enthalpies of formation to calculate AH° rxn for the following reaction: SO2(g) + ½ O2(...

A: To find enthalpy of reaction, use standard enthalpy values of SO3 and SO2 to find enthalpy of reacti...

Q: ank the bonds below in order of relative polarity. se data from the electronegativity table in the O...

A: Given : We have to tell the order of polarity of given HF, HCl and HI.

Q: (c) The heat released by the reaction (d) If the acid-base neutralization produces 0.43 mole of wate...

A:

Q: Rank the bonds below in order of relative polarity. Use data from the electronegativity table in the...

A:

Q: :0: Paraphrasingewriting Tool Car note Pirate Ship BLACKBOARD [Review Topica) [References) For each ...

A: A single structure is not able to tell the properties of the compound. Hence , resonance come in to ...

Q: What is the systematic name of the structure shown? O 4-isopropyl-1-methylcyclohexene 2-methyl-5-iso...

A: We are given an compound and we have to write the Correct IUPAC NAME for this.

Q: Complete the table below by deciding whether a precipitate forms when aqueous formula in the last co...

A:

Q: Sulfur dioxide and oxygen react to form sulfur trioxide, like this: 2s0,(e)+0,(2) → 2S0,(2) Suppose ...

A: The balanced reaction given is, Given: The reaction is in equilibrium initially.

Q: Daniela There are two steps in the usual industrial preparation of acrylic acid, the immediate precu...

A:

Q: Consider a system with Hamiltonian operator A that is in a state , with energy Ex. where and k is th...

A:

Q: What stretching frequencies (in cm-1) are present in the structure below? N. 3100 all of these none ...

A: This question is related to IR spectrum. IR spectrum helps us to identify several functional groups ...

Q: The two compounds below are both neutral molecules, and there are no formal charges on any atoms. Wh...

A: Hybridization of an atom is calculated with the help of steric number.Here we have to calculate the ...

Q: 9. Calculate the standard electrode potential for the aqueous couple [Fe(ox):]*(aq)/[Fe(ox):]+(aq) f...

A: In the first step we have to calculate E0 for rest two reaction where K value is given.

Q: Select which of the following is not a feature of carrier gas used in gas chromatography? A. It must...

A: Gas Chromatography is a technique used for separating vaporised compounds without their decompositio...

Q: Deduce the structure of a compound with molecular formula C,H1002 that produces the following 'H NMR...

A:

Q: Choose the most accurate descriptions about quantitative analysis using atomic absorption spectropho...

A: This question is an analytical question based on atomic absorption spectroscopy.

Q: Column resolution is an indicator to identify the selectivities and efficiencies of the column abili...

A:

Q: Draw the coupling product of the Pd(0)-catalyzed Suzuki reaction between the compounds shown. Show t...

A:  coupling reactions :          When two substrates are combined in the presence of a metal catalyst,...

Q: 3. (a) Calculate the fraction of atom sites that are vacant for aluminum at its melting temperature ...

A:

Q: a) List 3 limitations each of the following reagent/process: i) ii) Grignard reagent Friedel Crafts ...

A: List of three limitations of Grignard reagent and Friedel Crafts alkylation given below.

Q: what is the purpose of saturated sodium bicarbonate solution does during the purification of synthes...

A: We have to tell the purpose of saturated sodium bicarbonate solution does during the purification of...

Q: [Review Topica) [References] Unshared, or lone, electron pairs play an important role in determining...

A: Lewis’s structure: Lewis’s bonding theory is based on the octet rule. The Lewis structure is a simpl...

Q: Which of the following sets of atomic orbitals will form a molecule with the longest bond length? * ...

A: The atomic orbitals forming a molecule with the longest bond length = ? 

Q: What is the pK* in the average human blood serum which contains 18 mg of K+ per 100 mL?

A:

Q: The force that holds the two atoms together is the attraction of the two nuclei attraction of an ato...

A: Choice 4th is correct.

Q: Identify these elements based on their locations in the periodic table. Give the symbol, not the nam...

A: Given,  period 6, group 1 (1A)  period 4, group 12 (2B) period 2, group 15 (5A)

Q: For each structure indicate if the substituent is electron donating or withdrawing and predict the o...

A: Organic chemistry is branch of chemistry in which we deal with organic reactions such as Electrophil...

Q: The following organic solvents were used in reversed phase HPLC analysis. Propose he elution order o...

A:

Q: Carbon dioxide and water react to form methane and oxygen, like this: CO,(9)+2H,O(9) - CH(g)+20;(9) ...

A:

Q: What is the purpose of refluxing the reaction mixture for 45 minutes? Why not simply boil the mixtur...

A: A question based on analytical process that is to be accomplished.

Q: What quantity of heat (in kJ) will be absorbed by a 47.1 g piece of aluminum (specific heat = 0.930 ...

A: