Which two gases make up more than 95 percent of an inhaled breath? Multiple Choice о о O о NO₂ and N₂ CO2 and 02 O2 and N2 N₂ and Ar

Q: The rate constant for a certain reaction triples when the temperature increases from 300 K to 312 K.…

A:

Q: Multiple Choice Question At which position should you keep the solution level of reaction mixture…

A: Answer  : The solution level of reaction mixture should be lower than that of silicon oil bath…

Q: When using a 50 mL volumetric flask, approximately what volume of solution should be used for each…

A: It is asked about the volume of solution used in volumetric flask to rinse .

Q: Try the best straight line through this graph and determine the aspirin tablet molarity from it’s…

A: Given: To find: the molarity of aspirin tablet

Q: Calculate: a) The average amount of paracetamol per tablet using both the calibration curve and the…

A: We will plot a calibration curve with absorbance as y axis and concentration as x axis which will…

Q: QUESTION 28 Using the rules that we learned in class, write the name of MnO2. QUESTION 29 Using the…

A: Rules for naming simple ionic compounds - First of identify metal and non metal in compound.Name the…

Q: Using axis and planes of symmetry: What is the maximum number of signals this molecule will give on…

A: In a molecule containing equivalent protons will have same chemical shift value.If protons are…

Q: Don't provide handwriting solution

A:

Q: what does happen in hydrolysis of soap and synthetic detergent?

A: Hydrolysis is the process in which water molecule is used for the reaction,  in which large molecule…

Q: Br i) NACN iv) D.

A:

Q: a what is the average molar mass of starch? (Because not all starch molecules are identical, the…

A:

Q: How do I find Concentration? flask Calculate solution Concentration (M) Volume stock of 0.40 M…

A: How do I find Concentration?

Q: Develop and formulate a toothpaste for consumers with sensitive teeth. Design a formulation using…

A: The tooth paste contains ingredients that block pain sensor that is respond environmental conditions…

Q: Color BEFORE adding Color AFTER adding Intensity of color AFTER adding FeCl3 Test Tube # FeCl3 FeCl3…

A: Using a melting point apparatus, Determine the melting point of obtained crude aspirin and…

Q: Name: Norma Jeane Mortenson Address: 123 May West Road, Los Angeles Calcium chloride Magnesium…

A: Volume of solution = 2 L Calcium chloride = 0.3 % Sodium chloride = 0.5 % Magnesium sulfate = 33.2…

Q: Explain the methods of preparations of the Anticorrosive paints

A: A paint formulated with a corrosive-resistant pigment (such as lead chromate, zinc chromate, or red…

Q: C/ поведен НО OH SOCIz Pyridine

A: SOCl2 known as thionyl chloride used to convert carboxylic acids to acid chlorides. The reaction…

Q: 50 mg/day 2. The following regimen for oral How many scored 25-mg tablets and how many 5-mg tablets…

A: 50 mg/day x 10 days 25 mg/day x 10 days 12.5 mg/day x 10 days 5 mg/day x 10 weeks

Q: In the laboratory, the concentration Concentration = Submit Answer [Review Topics] [References] Use…

A:

Q: When does a non-toxic ingredient become toxic and unsafe to be used in cosmetic and/or cosmeceutical…

A: Answer - According to the question - Toxic in relation to cosmetic  or cosmeceutical product…

Q: Explain the translucent spot observed when coconut oil is brought in contact with paper

A: when light hits a piece of paper. Paper is made of fibers, and there are little pockets of air…

Q: e) Which of the following formulations can be used to make a liniment a) 0) and (i) ) and () O…

A: e) The formulation that can be used to make liniment are Suspension Solution Emulsion

Q: Ingredients in making a FACE POWDER USES Mica (Phyllosilicate) Pearlescent Pigment (Bi OxyChloride)…

A: Each ingredient of Face powder have different uses and different functions .

Q: H3C. IUPAC name: pentyl propanoate Incorrect CH3

A: The given compound

Q: Does it safe to use this sunscreen K on acne prone skin. And can we rinse off it by only using…

A: As I can see the ingredients so according to the ingredients it is not safer to use on acne- prone…

Q: Br

A: The given molecule has a 7-member cyclic carbon ring with a carbon-carbon double bond. The compound…

Q: non ionic surfactant bear anelectrical charge' true false

A: Answer  A Non - ionic surfactant has no charge groups…

Q: Name and explain some commercial ways on how to treat water hardness (Provide an explanation per…

A: Water hardness is a common problem in many areas around the world, caused by the presence of…

Q: Identify the possible product(s) for the reactions below. A Br₂. FeBr3 8 Br₂, heat B

A: Bromination is a process by which a Br atom substitutes another atom present in a compound.Aromatic…

Q: Discuss the extraction method for Lemon oil

A: The distillation plant is arranged first Thisconsists of a distillation flask, a basket heater, a…

Q: HO- - OH 1 solute 1₂ | OH OH 1 CH₂-CH-CH-CH-CH-C-H H NHINO, I OH Which is the better solvent? || H…

A: is a nonpolar molecule. is a nonpolar solvent. is a polar solvent.Like dissolves the like. So, the…

Q: Assuming

A: Extinction co-efficient = 0.01662 Lmg-1cm-1 Concentration of unknown sample = 14.634g/ Explanation~

Q: How much of the suspending agent is needed to prepare a 60-mL preparation of Aluminum hydroxide gel…

A:

Q: ECH CH3

A: Given are organic reactions. In reaction 1, reactant is alkyne.In reaction 2, reactant is alkene.

Q: Above the CMC, there are no free surfactants in solution, since all have gone into micelle…

A: In surface chemistry, the critical micelle concentration is defined as the concentration of…

Q: Mobile phase used in IEX can contain Organic solvent Water Salts Detergent

A:

Q: For the dissolution reaction of COCO3(s) = Co2+ (aq) + CO32 (aq), the AG°= 73.4 kJ/mol at 25 °C.…

A:

Q: when are surfactants used In seperation techniques

A: Surfactants are substances that lower the surface tension of water, making the molecules slipperier…