Balance the chemical equation by adding coefficients as needed. equation: NaOH(aq) + NaNO₂(aq) + Al(s) + H₂O(1) NH₂ (aq) + NaAlO₂ (aq)

Q: 46.0 mL of water was added to 100.0 mL of 0.250 M CaCl₂ solution. Assuming the volumes are additive,…

A:

Q: Which of the following molecules is least acidic? A OE O B 00 O O C A B C D E

A:

Q: Can you explain the answer logically in a paragraph form?

A: We must know that, considering solubility of complexes in the aqueous medium depends on the polarity…

Q: Nylon is a polymer made up of repeating______units linked via_____bonds 1) phosphorus; oxide 2)…

A: •Here question is asking about nylon. •Nylon is a polymer. •So firstly we we form structure of nylon…

Q: sample of 0.215 M Co(NO3)2 contains 1.12 x 1022 nitrate ions. The volume of the sample is _______…

A:

Q: Calculate the volume of acetic acid (in mL) required to prepare 150.0 mL of a buffer with a final…

A:

Q: What analytical chemistry and what analytical chemist do:

A: Chemistry can be defined as the branch of science that deals with properties, chemical composition…

Q: 11) a) Determine Keq at 25 °C for the following reaction: The half-reactions are: Pb2+ (aq) + 2 e- =…

A:

Q: How many moles of xenon are in 1.00 g? 1.00 g Xe =

A: given,  mass of Xe = 1.00 g   we need to calculate moles of xenon

Q: In a process producing KNO3 salt, 1000 kg/h of a feed solution containing 10 wt% KNO3 is fed to an…

A:

Q: Br NO₂

A:

Q: Why is it that when alpha cleavage is being done on the right structure, the squiggly line is put on…

A: If you do the same for the same position as the first structure you may get the same structure as…

Q: choose below the correct coe aq) --> Fe(s) + Cr(NO3)3(aq)

A: Balanced chemical equation is a equation in which number of atoms on both sides of the equation are…

Q: Question (3 points) The common pain relievers - aspirin (C₂H8O4), acetaminophen (CH₂NO₂), and…

A:

Q: Which pk, value best represents the indicated hydrogen? H O 25 05 O 15 O 45

A: Apka of given structure will be 45.

Q: You have 505 mL of a 0.125 M HCl solution and you want to dilute it to exactly 0.100 M. How much…

A:

Q: is reduced in the following reaction; Cr₂O72- + 6S₂03² + 14H* →2Cr³+ + 3S406² +7H₂0 A) Cr6+ B) S²+…

A:

Q: Label steps 1-5 below as chemical or physical changes. Physical Chemical

A: Physical change : The process in which there is no change in chemical composition of a substance and…

Q: What does the term “free flowing” mean in organic chemistry lab?

A: The Concept used is from Organic chemistry.  According to the question Free Flowing : The dictionary…

Q: What is the empirical formula of a compound composed of 29.3 g of potassium (K) and 5.99 g of oxygen…

A:

Q: H-C- H -C-H Cyclopropane H tain temperature, the rate constant for this r

A: Chemical kinetics is branch of chemistry in which we deal with speed at which rate of reaction…

Q: tions are available, the first contains 5 wt.% ethanol, and the second contains 25 wt. % w much of…

A:

Q: What is the IUPAC name of the following compound?

A:

Q: Which of the "arrowed" bonds in the molecule below is the longest ? Consult Periodic Table below. IA…

A:

Q: + The reaction CH₂I+HI - CHat 1₂ was deserved to have rate constants K = 3.2 & mal-1 5-1 at 355°C…

A:

Q: Balance the equation XCI2(aq) + AgNO3(aq) + X(NO3) 2(aq)+ AgCI(s)

A:

Q: 2. Consider this item as REAL gases: Two hundred and fifty pounds of a mixture of 6.63.% propane…

A: Given: Total mass of gas mixture = 250 lb = 113398 g Temperature = 433 F = 495.93 K Pressure = 40.83…

Q: The formulas give the enthalpy when Coal and Methane react with oxygen: C+O2->CO2+394 kJ/mol, 12…

A: The Answer to the following question is-

Q: Using this website, draw the best resonance structure for the molecule shown (it has to be different…

A:

Q: Which of the following molecules have a hydrogen with a pk, value between 20 and 25? O O OH NH₂ -H H…

A:

Q: a. A 3.00-LL flask is filled with gaseous ammonia, NH3NH3. The gas pressure measured at 23.0 ∘C is…

A:

Q: If you mix 536 grams in water and bring it to a final volume of 912 mL, what will be the…

A: Given, mass of the sample = 536 g Note: 1000 mL = 1 L Volume of the solution = 912 mL = 0.912 L…

Q: Question 15 of 26 Fill in the blanks: A. 2 B. 3 H*+ Le _ASH3 + H₂O → _______H3ASO3 + When this…

A: Given- _AsH3+ _H2O -> _H3AsO3+ _H+ + _e

Q: If you are unsure as to which layer in the separatory funnel is aqueous when extracting an aqueous…

A: Liquid-liquid extraction: It is a separating process which consist of two solvents of different…

Q: Which quantity represents the smallest mass? A. 1.5 x 10-2 mg B. 1500 g C. 1.5 x 103 µg D. 1.5 x…

A:

Q: Draw enantiomers for the following compound using perspective formulas. CH3 CICH₂CH₂CHCH₂ CH3 Draw…

A: Enantiomers have different configurations.  If the position of one atom is kept constant and…

Q: is device used to measure temperature.

A: A device that is used to measure temperature is called thermometer .

Q: Give the molar concentration of HCl with a specific gravity of 1.18 and 37.0% (w/w) purity (MM=36.5…

A:

Q: An primary consideration when choosing an oscilloscope is its bandwidth. Estimate the rise time for…

A: Given the bandwidth of the oscilloscope, BW = 1.5 GHz  1 Hz = 1 s-1  Since we need rise time in "s",…

Q: 4) Unknown ideal gas occuples 1.000 0.0.005 L volume with pressure of 0.492 ± 0.009 atmospheres at…

A:

Q: 3. For the following reaction : NO₂(g) → NO(g) + O(g) - A plot of 1/[NO2] vs t yields a straight…

A: #3: The chemical equation to be considered is: NO2(g) → NO(g) + O(g)  In the graphical determination…

Q: Determine if the molecule shown below is chiral. A) chiral B) achiral + N C) chiral but the two…

A: Since, Chiral molecule are those whose all four group or atoms  are different and that atom which is…

Q: What is the heat needed to heat 150 g of water from 10.0°C to 100°C, (specific heat of water = 4186…

A: Introduction: Heat depends on mass, specific heat, and temperature change. Heat, Q = ms(T2-T1),…

Q: Question 24 of 26 Fill in the blanks: Al2(SO4)3(aq) + KOH(aq) Al(OH)3(aq) + K2SO4(aq) A) 1,3,2,3 B)…

A:

Q: 1% 80-₁ 70 60 50- 40 30 20 10 -07 4000 3490.50cm-1 O acetophenone 2-methylcyclohexanone 3500 benzoyl…

A:

Q: Question 8 of 26 Complete and balance the following redox equation. What is the coefficient of OH…

A:

Q: Nitrogen dioxide dimerizes according to the following reaction: 2 NO₂ (9) K₂= 6.7 at 298 K N₂O4 (9)…

A: Recall the dimerization reaction of Nitrogen dioxide,                              2 NO2 g  ↔…

Q: Consider the following properties: Mass, volume, density, boiling point, freezing point, and…

A: An intensive property is a physical property of a system that does not depend on the system size or…

Q: Please annotate this IR and label ALL peaks %Transmittance 60 58- 56- 54- 52- 50- 48- 38- 36- 34-…

A: At first broad peak at 3400-3300 cm-1 indicates  -OH Streching.  There is a peak below 3000 cm-1…

Q: Which of the following is the correct answer for the following calculation, reported to the correct…

A: Addition subtraction rules for significant figures: The result cannot have more digits to the right…