Multiply or divide the following measurements. Be sure each answer you enter contains the correct number of significant digits. 749.38 g + 70.6 mL Ix10 = mL m 229.7 m + 39.6 s 78.084 cm X 75. cm cm

Q: Some N, gas is mixed with some O, gas, and the sketch below shows a representative sample of the…

A: Please note- As per our company guidelines we are supposed to answer only one question. Kindly…

Q: What are the angles a and b in the actual molecule of which this is a Lewis structure? :0: H- --…

A: Lewis acid structure of formic acid and it's different bond angel.

Q: Predict the products of the reaction below. That is, complete the right-hand side of the chemical…

A:

Q: Arrange the following 0.01 M substances in order of increasing pH. HNO3: pKa = -1.38 HNO2: pka =…

A:

Q: Activity 1 1. A sample of compound A (a clear, colorless gas) is analyzed and found to contain 4.27…

A: Below attached file showing the details answer. All the best.

Q: EVALUATION #1 MULTIPLE CHOICE. ENCIRCLE THE LETTER THAT CORRESPONDS TO THE CORRECT ANSWER. 1. WHICH…

A: EFFICACY OF THE PRODUCT FOR ITS INTENDED PURPOSE  is correct. Emollients  Sanitizers - These are…

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 236.0 mg sample…

A: We know that q = mc∆T ....(1)  q = heat required = 3.7 J, ∆T = increase in temperature = 11.6 °C…

Q: An arctic weather balloon is filled with 37.5 L of helium gas inside a prep shed. The temperature…

A: 1.  given :-  initial volume = 37.5 L  initial temperature = 6. °C  final temperature = -31.°C  To…

Q: Predict the products of the following reaction. If no reaction will occur, use the NO REACTION…

A:

Q: Phenolphthalein is used in this experiment to study the equilibrium of the weak base ammonia in…

A: The objective of the question is to give the chemical name and formula of phenolphthalein and…

Q: Muitiply or divide the Toilowing measurerments. De sure each answer you enter contains thie ect…

A: Given measurements are  579.1mol ÷ 80.042 L 20.947 g/mL × 24. mL  197.48 m ÷ 59.30 s

Q: 8 2 6. H. H H. H. H. 10 7. 4 H.

A:

Q: 1. What would be the major product in the given reaction? 1) 9-BBN 2) H,0г, NaOH, Н-о a.…

A: 9-Borabicyclo[3.3.1]nonane (9-BBN) is a very important organoborane compound used for the…

Q: Provide names for the following five nitrogen containing organic molecules. c) CH3 CH3 CH3 N-CH₂-CH3…

A: IUPAC nomenclature used for the systematic naming of the organic molecules. According to IUPAC…

Q: Which radioactive process would turn Bi-184 to Pb-184? O gamma decay O alpha decay O positron…

A: Radioactive elements can be defined as the elements that release atomic radiations in order to…

Q: Wine goes bad soon after opening because the ethanol (CH,CH,OH) dissolved in it reacts with oxygen…

A:

Q: Name the following branched alkanes: ALKANES IUPAC NAМЕ HC-CH-CH,-CH CH2-CH-CH3 ČH2-CH3 CH2-CH3…

A: IUPAC name of branched alkanes are given by following : ★ 4-ethylheptane ★ 3-ethyl-4-methylheptane ★…

Q: What to do: Below are the three situations and/or applications. Describe each situation in relation…

A:

Q: Please fast expert answer solutions

A:

Q: A 12.345-g sample of a solid mixture, containing both sodium hydroxide (NaOH) and sodium hydrogen…

A: For the produced CO2 gas,  Volume, V = 1.171 L Temperature, T = 23.3 °C                          =…

Q: 9. If 44.0 g of O2 is mixed with 44.0 g of H2 and the mixture is ignited, what is the maximum mass…

A: First we find mole of each reactant by using the formula:-  Mole = mass÷ molar mass

Q: A major component of gasoline is octane (C,H18). When liquid octane is burned in air it reacts with…

A:

Q: 22. What is the wavelength of light emitted when the electron in a hydrogen atom undergoes a…

A: The correct answer is given below

Q: Upload a drawing of a graph showing the change in potential energy (on the y-axis) as two molecules…

A: First of all both the fluorine and chlorine molecules consist of highly electronegative atoms of…

Q: The pressure above a pure sample of solid Substance X at –137. °C is raised. At what pressure will…

A:

Q: Solid aluminum (Al)and oxygen gas react to form solid aluminum oxide (Al,03). Suppose you have 3.0…

A: Given  Number of mole of Al   = 3 mole  Number of mole of O2  = 13 mole  Limiting reactant = ?

Q: Show the reactions using the names of the molecules a) An addition reaction involving HBr that…

A: Markovnikov's rule or Markownikoff's rule, is a principle in organic chemistry that states that when…

Q: Convert the following measurement. kg 2 4.7 × 10 g mol · L mol · dL

A: Since, 1 kg = 1000 g  kg = kilograms and g = gram  1 g = (1/1000) kg 1 g = 0.001 kg And, 1 L = 10 dL…

Q: n1 = - 2.1787 x 10 18 J n2 = - 0.54468 x 10 18 J - 0,54468 v x 10-18 J n3 = n4 = [ Select ] x 10 18…

A:

Q: Hi! I need this question really quickly! Thank you!

A: Mass of magnesium chloride = 1.3443 g Volume of HCl = 54.90 mL Concentration of HCl = 0.656 M

Q: a) If you had to describe the difference between an organic and a non organic molecule to a friend…

A: A)  Organic compounds are compounds that contain carbon and are typically found in living…

Q: 12.00 g of Compound X with molecular formula C,H10 are burned in a constant-pressure calorimeter…

A:

Q: Experiment # 2: ELECTROCHEMICAL CELLS I. Overview II. Data and Results. A. Results and Observations:…

A: A. Results and Observations :  1. Voltaic Cell    OBSERVATIONS Cu - Al cell copper aluminium…

Q: 11. a. Which categories/classes does this compound belong to (for example, aldehyde, ketone)? b.…

A:

Q: 1 = (3) an B 4) For a system, which of following equation is not correct, aG OnB)т.Pлс (a) HB = (c)…

A: Partial molar quantities are properties that describe the behavior of an open system at a given…

Q: B Three common oxidizing reagents are listed below. Give an example of a reaction that uses the…

A: It has been asked in the question to give a reaction as an example for every oxidising agent…

Q: A solution is made by mixing 34. g of acetyl bromide (CH;COBR) and 148. g of thiophene (C,H,S).…

A:

Q: Nitrogen gas and oxygen gas can combine to form nitrogen monoxide gas. Nitrogen monoxide gas can…

A: Interpretation: To explain the concept that allows energy to be used in a manner that it can be…