6. Vanillin contains carbon, hydrogen and oxygen. Combustion of 30.4 mg of vanillin yielded 70.4 mg of carbon dioxide and 14.4 mg of water. What is the molar mass of vanillin? Snsgyxo to astom tom zniemos 250insup to 26 aniwaliot orb to ross Oslom I no 0M ni gonstaduarold W to estom S

Q: A chef in Denver (the mile high city) and a chef in Tampa (sea level city) make the same recipe but…

A:

Q: How are sugar and salt similar?

A: Salt is an ionic compound with chemical formula NaCl also called as sodium chloride. It is also…

Q: log 100 (try without a calculator!)

A: Logarithm is known as the exponent to which a number must be raised in order to get a certain new…

Q: An empty container has a mass of 2.8g. If we added 35.57mL of liquid to the container, the new mass…

A: Density is mass per unit volume.

Q: A 2 gram peanut is burned to heat water. The peanut has 6.5 kcal/gram. The water heats from 15C to…

A: The objective of the question is to calculate the mass of water heated.

Q: 7. Cooking a wine sauce on the stove to remove the wine's alcohol is an example of which separation…

A:

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: A patient provides a urine sample. The density of the patient's urine is 1.0200 g/mL. What is the…

A: Given, density of urine or sample = 1.0200 g/mL

Q: Part 2 CI AICI.

A: Applying electrophilic substitution reaction on benzene.

Q: Add KCL 20mEq/L D5NS 1 L bag @ 125ml/hr. How many bags are needed in 24 hours ?

A: Solution:    KCl D5NS show presence of potassium chloride in 5% dextrose and sodium chloride. 20 mEq…

Q: 16. Rifampin is dosed as 20 mg/kg/day divided into two doses. If the child weighs 55 pounds, what…

A: Rifampin is dosed as 20 mg/kg/day

Q: Each capsule contains 850 mg of the drug. The number of capsules needed to provide 50 mg/kg/day for…

A:

Q: The maximum recommended single does for acetaminophen is 15.0 mg per kilogram of body weight for…

A:

Q: Questions 2 and 3 on the photo please!

A:

Q: Can you hwlp us with number 4 in attached.. This is not a graded question as it is a practice…

A: Greater the number of H+ ions produced in the aqueous of stronger is the acid  Let us consider an…

Q: Rank the values according to magnitude. 5.39 x 10-5 8.9 × 10² 2.182 x 106 Greatest Least Answer Bank…

A: To rank the values according to the magnitude

Q: Please help me with this 2 questions. Question 1 has parts to it. I have to show the work. Thank you

A: We are authorized to answer three subparts at a time, since you have not mentioned which part you…

Q: 75.5 dg = O 7.55 X 10^-9Gg O 7.55 X 10^9ng O 7.55 X 10^9Gg O 7.55 X 10^-9ng

A: We have to choose the correct option  equivalent for 75.5 dg after its unit conversion.

Q: (5.50e^-5)(6.42e^4)/(1e^-8)(3.90e^4)

A: We have to calculate the given equation.

Q: Can you help with number 1, see picture    This is not a graded question as it is a practice…

A: Increased concentration of HCl will result in more hydrogen gas formation as more collisions will…

Q: How many nails are present in 14.5 lb of annular ring nails if two dozen of annular ring nails weigh…

A: The weight of two dozens of annular rings is given.  The number of nails in the given amount needs…

Q: 1. In a few lines, describe the IMMENENT IMPORTANCE of “Green Chemistry' and its importance to…

A: Green chemistry: It is the branch of chemistry which minimize the hazardous effect of chemical…

Q: To have the safest heating method, as a high school learner, the best choice is:  a. use alcohol…

A: The most safest method for heating has to be given.

Q: Can you please help us with number eight. ? Please see the picture.  This is not a graded question…

A: solution-  Suppose volume of HCN is a mL and volume of NaCN is b mL the concentration of HCN and…

Q: Can you help with # 70.  This is not a graded question as it is a practice question . I am 60 years…

A:

Q: Number 8

A: Given products,

Q: An unknown liquid is added to a beaker of water. After a few minutes you discover that unknown…

A: Like dissolves like. It means polar solvents are miscible in polar solvents and non-polar solvents…

Q: 5. Which process is used to separate the compounds in crude oil O Distillation O Fractional…

A: Distillation is a process of heating a liquid to covert it into vapors and then condensing the…

Q: Can you please help with number four in the picture.This is not a graded question as it is a…

A: It is given that temperature increases on mixing,  which means that the reaction is exothermic

Q: 1ml = 1cm3

A: Given: 1ml=1cm3    To find: 1 cm3 =?

Q: What types of household items are basic? why?

A: Given : Different types of items.  To find : Basic nature items in the household.  Solution : As we…

Q: Which branch of chemistry would be the most relevant to a learner that plans on becoming a…

A: There are various branches of Chemistry.  Here given branches are,  Physical Chemistry,…

Q: What I Have Learned Directions: Complete the sentences by choosing the correct answer from the box…

A: The correct answer of the given statements are given below.

Q: Can you show us how to do problem number nine, in the picture.This is not a graded question as it is…

A: given data are -if 50ml 0f 0.1M NaOH was added to each beaker, which resulting solution would have…

Q: Unsure on the tick box question

A: In chromatogram when gap between two spot is minimum,  then gap between them can be increased by two…

Q: Please I need help solving number 12

A:

Q: A. carbon dioxide (CO2) Answer: B. neon (Ne) gas Answer: C. magnesium chloride (MgCl2) dissolved in…

A: Intermolecular forces are the forces of attraction that occur between the molecules of a substance,…

Q: How do you arrive at the answer of number four in this question?

A: Enthalpy or heat of mixing is the energy which get released or get absorbed from a substance when…

Q: SN1, SN2, E1, or Ed NacN PMSO

A: In this question we have to tell the product of the reaction.

Q: The question is based on the following passage. Cathie remembers feeling exceptionally exhausted and…

A: Based on the passage, it can be inferred that a physician would encounter the most cases of Seasonal…

Q: AICI, .CI +

A: Alkylation is a reaction in which an alkyl group is being shifted/transferred from one molecule to…

Stoichiometry

Stoichiometry is a chemical division that evaluates the quantitative content of the chemical process with the help of the reacting molecules or products taking part in the reaction. The term “stoicheion” in “Stoichiometry”, is an old Greek term for "element" whereas “metron” means "measure".