Write a net ionic equation for the reaction that occurs when aqueous solutions of ammonia and hydrobromic acid are combined.

Q: 7. Thermometers used to be made from mercury inside a glass tube (they now use alcohol instead of…

A: The change in length/area/volume of a solid/liquid/gas observed per unit change in temperature.  The…

Q: Part D: Food Calories Naked Juice Serving size 240 mL D1. Name of food product D2. Mass of food…

A: Calories per gram * Carbohydrate = 4 kcal per gram * Protein = 4 kcal per gram * Fat = 9 kcal per…

Q: Choose the correct reagents to complete the following synthesis problem. To preview image click here…

A: We have to complete the given reactions with the correct reagents given in the options.

Q: Number 6

A: Meters (m) and miles (mi) are the units of length. The relation between meter and mile is expressed…

Q: 9. If you pour 60 grams of KCl into 100 g of water at 70°C, and stir vigorously, which type of…

A: 9. Given information,   Mass of KCl = 60 g   Mass of water = 100 g   Temperature = 70oC

Q: 8. 46.3 % Sulfur, 53.7 % iron 9. 29 % oxygen, 8.5 % nitrogen, 62.5% lead 10. 13.7 % sulfur, 27.4 %…

A: Given,  8. 46.3% sulfur and 53.7% iron 9.29% oxygen, 8.5% nitrogen and 62.5% lead 10.13.7% sulfur,…

Q: 9. a. Calculate the pH of a solution that is 1.00 M HNO₂ (Ka = 4.00 x 10-4) and 1.00 M NaNO₂.

A:

Q: 1. Give the formulas of the ions (with charges) and the formul: Cation Anion Aluminum nitrate…

A: 1.Aluminum nitrate Cation- Al(3+)  Anion- NO3- Formula of compund- Al(NO3)3

Q: Complete the following table for aqueous solutions at 25 °C: hydronium ion concentration hydroxide…

A:

Q: 6. Consider that the average lung can hold about 6 liters of air and the composition of air is 78%…

A: Volume of air lung can hold = 6L Composition of air in lungs -- 22% oxygen and 78 % nitrogen  Mass…

Q: 6. Calculate the percent dissociation of 0.10 M hydrazoic acid (HN3, Ka= 1.9 x 10-5). Recalculate…

A: Answer: Hydrazoic acid is a weak acid and we have to study the common ion effect on its dissociation…

Q: 7. At 25°C, an aqueous solution of AlBr3 will have: (a) pH >7 (b) pH = 7 %3D (c) pH < 7

A:

Q: 1, 2 and 4

A: 1. Total molecular mass of Sb2S3 = 339.7 g  Mass of Sb = 121.76 g Amount of ore = 1kg = 1000 g 2. C…

Q: 1 and 2

A: A polar molecule is a molecule where the polar bonds are asymmetrically arranged (the dipoles do not…

Q: 13. Depict the electron configuration for magnesium ing an orbital box diagram and noble gas…

A: There are 4 sets of quantum numbers which are basically the address of an electron. These are; (i)…

Q: 11thank u

A: A Lewis acid is a species that accepts electrons. It is positively charged or has vacant orbitals to…

Q: 10 neat (d) Word Equation: 11 no visible Sodium Hydroxide+ Nitric Acid reaction NaOH(aq) + HNO3(aq)…

A:

Q: 6. If there is a direct relationship then k =P/N. If there is an inverse relationship, then k= P x…

A: Boyle's law: At constant temperature, the pressure of given mass of a gas is inversely proportional…

Q: Pro Ma Hydrazine Ph How many molecules of nitrogen (N) and hydrogen (H) are needed to make a…

A: To determine the molecules of nitrogen and hydrogen required to make a molecule of hydrazine.

Q: Chlorine OR Bromine OR Neither

A: Mass spectroscopy is an analytical technique used to measure mass to charge ratio of molecules…

Q: 7. When nitromethane, CH3NO2 (molecular mass = 61.05 g/mol) is burned the following reaction occurs:…

A:

Q: Consult a table of standard reduction potentials and determine which of the following reactions are…

A: Standard electrode potential is the electrode potential that is measured under standard conditions…

Q: so when you run this reaction on any alkene, you need to consider: (a) Markonikov's rule. (c) Le…

A: La chateliers principle:- If an equilibrium reaction is disturbed by changing the constant…

Q: Number 7

A: The unit conversion of has to be found.Given,Weight of truck is 1.45×103 pound

Q: QUESTION 11 The tail of the curved arrow must start at electron density and the head must end at O…

A: If you are mentioned number 11. So that I am answered that one question only.

Q: D Question 3 Predict the pH range of a 0.500 M solution of LICIO4 need more information O neutral O…

A: pH range of a salt solution can be figure out from the composition of salt.

Q: A karat is a measure of gold purity. By definition, 24-karat gold is pure gold. However, gold is…

A: 5) Given: Mass of ring = 6 g. And mass percent of gold in ring = 90 %.

Q: What is the balanced chemical equation for the reaction of lead sulfide, PbS, with oxygen gas in…

A:

Q: 10. A sample of xenon gas has a volume of 7.50 L at 35°C and 675 mmHg. What is the final pressure of…

A:

Q: (9.75 x 103)(8.4 x 10-6)

A:

Q: 11) An athlete in El Paso takes a deep breath, inhaling 1.99 L of air at 25 °C. If the average…

A:

Q: 10) Always a diligent chemist, you spend your free time thinking about the strengths of acids. How…

A: The dissociation of acid is given by: HA → H+ + A-Ka = H+  A-HA If the strength of the acid…

Q: The correct formula for a compound formed from the elements Al and O is O Al302 . AIO. O Al203 . O…

A: Q9) The compound formed from the elements Al and O is Aluminium (I) oxide, Al2O.

Q: 11) Show how the following product can be made from benzene. AlCl3 1 2) / 3) 2₂ (H₂), heat, HCI

A:

Q: 『 ニ 1bU • 160 10. A solution containing 0.050 g of an unknown nonelectrolyte in 2.50 g of…

A: Given,  Cyclohexane (solvent) = 2.5 g = 0.0025 kg , unknown non-electrolyte (solute) = 0.050 g,  Kf…

Q: 6. What is the frequency of a light source that has a wavelength of 620 nm? What is the energy this…

A: Wavelength of the wave = λ= 620 nm = 620×10–9 m We need to calculate frequency and energy of this…

Q: -ダーー OH OH d. く→ mec-eney е. よ…球- MRC- sep

A:

Q: Design syntheses to produce the following compounds starting with any alcohol with 3 or less carbons…

A: We have to design the synthesis for the following given compounds with any alcohol with 3 or less…

Q: 2) If you weighed out 0.4670 g of KHP, what volume of the 0.1 M NaOH solution will you ne to reach…

A: The objective of the question is to determine the volume of sodium hydroxide.It is given that,The…

Q: 5) Why does copper (Cu) easily lose and electron from its s subshell instead of its d shell when…

A: To answer 5 th question we first need to determine configuration of copper . The half filled and…

Q: Write a skeleton equation for each chemical reaction. Indicate the state of each reactant and…

A:

Q: Design syntheses to produce the following compounds starting with any alcohol with 3 or less carbons…

A:

Q: Calculate the concentration of Ag*, if the sparingly soluble salt Ag2CO3 is added to a 0.40 M N22CO3…

A: Given: The Ksp of Ag2CO3 = 8.10×10-12 We have to calculate the concentration of Ag+ if the sparingly…

Q: 9. How many grams of a gas can occupy a cylinder with a diameter of 1.5 dm and a height of 8.00 in…

A: 9. Given that : Diameter of the cylinder = 1.5 dmHeight of the cylinder = 8 inchDensity of the gas =…

Q: Number 4 5 and 6

A:

Q: 1₁ -2.02 -loy (2.012) = 2 + x y 2012 2012 201 CH LPH-0.304 6. Sodium azide, NaN3, is sometimes added…

A:

Q: 6. Given the following reaction: 2 C:H(1) + 70:(g) →4 CO2(g) + 6 H2O(I) How many moles of water are…

A: