1. An ionic compound composed of chromium ions and oxide ions crystallizes into a face-centered cubic arrangement of chromium ions with oxide ions occupying all of the tetrahedral holes within the unit cell. What is the ionic formula for this compound? What are the oxidation states of the chromium and oxide ions? 2. Examine the ionic unit cell structure shown at right. The red spheres represent sulfide ions and the purple spheres represent nickel ions. Which ions define the unit cell? What kinds of "holes" are filled by the counter ions? What is the ionic formula for this compound?

Q: (e) If both have the same uncertainties in their speeds, will B4+ ions have larger or smaller…

A: The Heisenberg Uncertainty Principle states that it is impossible to simultaneously measure the…

Q: How do we do question D

A: In the reaction D, substituted cyclohexane is given. Reagent can act as a nucleophile, as well as…

Q: can you solve all the questons for me

A: Given: Moles of propane: n = 3.9 Temperature: 39 oC => 39 + 273 K = 312 K Pressure = 1.5 atm

Q: Do more complicated equations, such as NOCl2+NO->2NOCl have smaller orientation factors or do…

A: In complicated equation, such as the equation given below, the possible ways that the NO atom…

Q: Why is 4d10 not the answer? That is not the third row

A: The d orbitals filling start from the 4th period of the periodic table. And since the first d…

Q: 4)b. H2SO3 d. H3PO4 f. H2CRO4 h. HNO3 j. H2CO3 1. CH3COOH

A: H2SO3 = Sulphurous Acid H3PO4 = Phosphoric Acid H2CrO4 = Chromic Acid

Q: What statement would be appropriate for the ? in the boxes of this picture? ? H. This region is…

A: Formula of water is H2O..If some of h2o molecules are present in a compound,then that compound is…

Q: Is “what is the typical distance a moped can be driven on a single tank of gas?” A statistical…

A: ANSWER:-                      We know that a question whose response give a dataset that can be…

Q: Consider the molecules: CH2=CH-CH=CH-CH=CH-CH=CH-CH=CH2. Let’s assume that the 10 electrons that…

A: Given : molecule : CH2=CH-CH=CH-CH=CH-CH=CH-CH=CH2 total 5 double bonds hence the HOMO is 5. C-C…

Q: Is the answer negative? Or why did you put - ?

A:

Q: Which of these curves (A or B) would represent the energy change in an SN2 reaction when performed…

A: NOTE

Q: Two follow-up questions. What are the numbers out to the right of some of the equations? They look…

A:

Q: Can you show your work on a piece of paper, please? Preferably step by step, I'm still a little…

A:

Q: Can you solve this? OH OH HO H3C

A: Step 1:The image depicts a chemical reaction. On the left side, there is a molecule with the…

Q: Explain why it makes sense that most energies of formation on the data sheet are almost all negative…

A: The question is based on the concept of chemical thermodynamics. We have  to explain enthalpy of…

Q: Now that you have tried the simulation answer the following questions. 1. When you pull clothes out…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: Use enthalpies of formation to calculate the standard enthalpy of reaction for the following…

A: Given : enthalpies of formation  Tip : product - reactants

Q: (b) Br. H3C CH3 CI CH3

A: sorry, for  my mistake we will give more prefrence to chlorine than bromine.correct IUPAC name given…

Q: Fill in the missing information. OH CH₂ H+ НО Br ОН m-CPBA ОН Br H2 Pd/C 1. NaBH4 2. H,0+

A:

Q: What is the unit of the answer

A: The volume of KH2PO4 is 285.64 ml

Q: 2. A chemistry teacher searching for his golf ball in the trees this summer found a magical pool of…

A: Given that the mass of the liquid is equal to the mass of 455 golf balls So mass, m = 455 golf balls…

Q: 1. نه 3. A

A: These given reactions are Diels-Alder reaction.The Diels-Alder reaction is a cycloaddition reaction…

Q: The following options are in the second picture

A: To write the condensed formula

Q: For forensic chemistry class :  When the vehicle traveled in a curved path from right to left,…

A: When a vehicle travels in a curved path from right to left, the inner portion of the set of tracks…

Q: 62.44 g of ammonium bromide is dissolved in enough water to make 425 mL of solution. What is the pOH…

A: Molarity (M): The number of moles of solute per litre of the solution is known as Molarity. Its unit…

Q: 9. Which kind of relationship does the curve represent??[K/U=1][C=1] A) direct B) linear C) line of…

A: Let's reason through each choice based on the curve:Direct: A direct relationship means that as one…

Q: The answer is incorrect  can you solve again?

A:

Q: That is the same answer I got, and it said it was wrong. Is there any chance there is a different…

A:

Q: If given a value that is plot along x-axis: 1. Find given value along x axis. 2. From this point,…

A: the cost of installing the fence will be the equation of this line . the equation of this line will…

Q: Now how would you determine the endpoint from this graph?

A: The end pint of a reaction is the point where the reaction is complete. It can be observed from the…

Analytical Tools

Analytical tools or analysis tools help one to get into a conclusion or results from the data collected. Analytical tools can be applied for simple data sets and also in the case of big data analytics.