Ise the spaces provided for the answers and additional paper if 1. Suppose that you are given four test tubes labeled A. B. C, and D, each containing a colorless ovnon in each of the following questions indicate which of the solutions included in this experiment could be used to distinguish between the pairs of solutions. Use the information in the tabie on the previous page to help you make a choice, In each case, describe the observations you would make and write a net ionic equation for any reaction that would occur. (1) Test Tube A contains 0.1M NaNO, solution, and Test Tube B contains 0.1M Ba(NO3)2 solution. bilb alduioe

Q: Table 1.3. Effect of fingerprints in weighing. Condition Mass (g) Mass of beaker using crucible…

A: Effect of fingerprints: Moisture, salt from sweat, dirt and grease on the fingers will disturb the…

Q: P(g) → Fe2O3(s) + 3H2(g) AH,(kJ/mol) S°(J/K mol) 27.3 -241.8 188.8 -824.2 87.4 130.6 he the Free…

A:

Q: Given the following reactions: Rxn Reaction AG° (kJ) #: 1) N2 (g) + 3 H2 (g) → 2 NH3 (g) -32.0 2) N2…

A: Given   Reaction ∆G°( k J ) Reaction 1 N2(g)   + 3H2(g)    →    2 NH3(g) -32.0 Reaction 2…

Q: I need to fill in for what's highlighted in blue bc it was incorrect. not solve for the "?"

A:

Q: want the answer in j not in kj

A: Here:

Q: B. Calculate the following information. USE THE FACTOR-LABEL METHOD TO DO YOUR CALCULATIONS!!! 1. A…

A: The density of a solution is calculated by the formula: Density=MassVolume   Note: Since you have…

Q: Hi was wondering how to solve number 4

A: Pentane is a hydrocarbon. The equations for the complete and incomplete reactions are written in the…

Q: Is this whole section correct?

A: The calculation you have done for the finding mass of water is not correct.

Q: [OH-]=3.9 x 10-6 M Express your answer using two decimal places. ? pH = %3D Submit Request Answer

A: Given  [ OH- ]   =   3.9 × 10-6 M       PH   =   ?

Q: b (i) (ii) & (iii) please

A: A buffer resist the change in pH of the solution when small amount of acids or bases are added.

Q: Make sure I can see subscript

A: The balanced molecular reaction given is, => Pb(ClO4)2 (aq) + K2S (aq) --------> PbS (s) + 2…

Q: See Figure 2-6. The MOST correct formula for the structure drawn is C9H14CINO2 CIO₂C8NH12…

A: We have to identify the correct formula for the above structure .

Q: 15. The density of silver is 10.49 g/cm. a. What is the volume of a silver coin that has a mass…

A: Density: Density is defines as the mass per unit volume of a substance. Those substance which has…

Q: Solve for X if Y has a value of -27: Y = 4X+7 Round to a whole number Your Answer:

A: The given equation is Y=4X+7. We are asked to solve for X when Y is -27.

Q: phs.blackboard.com/webapps/assessment/take/take.jsp?course_assessment_id%3D…

A: According to given Equation.   colorimetry or colourimetry is a technique "used to determine the…

Q: The question should be in the picture, I'm just so confused.

A: The metals are the elements that have a tendency to lose electrons. The nonmetals have a tendency to…

Q: solve the problem using SF and PsN. Need help understanding help please

A:

Q: So would this be an acceptable reasoning for the answer-

A: We have to explain why in amide the oxygen is more electrophilic than nitrogen, although the oxygen…

Q: How many different ways can 4 identical items be put into 6 possible spaces? How about 4 identical…

A: The number of ways to put "n" identical items into "k" possible spaces can be calculated using the…

Q: Option 1 was incorrect

A:

Q: Solve for X if Y has a value of -27: Y = 4X+7 Round to a whole number Your Answer:

A: The given equation is Y=4X+7. We are asked to solve for X when Y is -27.

Q: I got this incorrect

A:

Q: Part A Be ion Express your answer as a signed integer in the form 3+. Request Answer Previous…

A: Beryllium is a second group element.  Atomic number of beryllium is 4.  It loses two electrons and…

Q: If you look at the picture i uploaded with this question, youll see that thats the answer I have but…

A:

Q: Needing these answers, not for grade

A: There are many multiple choice questions . but I'm solving only first three according to the…

Q: Please help me graph this

A: Please find attached the graph according to the data given.

Q: there can only be one answer per question for 4 and 5 you put 2 answers per each

A: Aldehydes have -CHO group , ketones have C=O group , alcohols have OH group and carboxylic acids…

Q: Three students each added equal volumes of pond water to four ch beaker in a different water bath.…

A: As temperature increases the average heart rate of water flea increases linearly as noticed by the…

Q: I don't know how you got the answer, can you plz do the math step by step.

A: Recall the given reaction,                    CH3CO  →  CH3  +  COActivation energy for the…

Q: The question prompt wants 2 answers

A: •As mentioned above one property is surface tension helps insect to stride on surface of water. •As…

Q: Complete question d

A:

Q: Two analytical methods (potentiometry and amperometry) were used to determine the concentration of…

A: Q5)1)option 2 - 1.726 Q5)2) option 2 - Yes,they produce the similar results

Q: The concentrations of K* in water were measured with atomic absorption spectroscopy (AAS) and atomic…

A: The t-value, or t-score, is a ratio of the difference between the mean of the two sample sets and…