A small kidney stone (Chemistry in Action on p. 176) might contain 0.50 g of uric acid 1C5H4N4O32. How many micromoles of uric acid are contained in this stone?

Q: A. Identify whether the following example is a physical change or a chemical change. 9. The tie-dye…

A: To determine whether the given examples are a physical change or a chemical change. The tie-dye…

Q: how many waffles can be made from 2 dozen eggs, assuming you have enough of all other ingredients.…

A: 1 dozen = 12 Hence, there are 24 eggs (2 dozen).

Q: CAI = 0.22 kcal/kg°C A 0.60 kg length of aluminum wire is warmed by 22.3°C by an electric current.…

A: Heat is a form of energy  Which is given by  q° mc∆T  Where m= mass  C = specific heat  T=…

Q: A piece of parmesan cheese is burned in a soda can calorimeter, and heats up 0.235 kg of water by…

A:

Q: O=C=0 carbon dioxide maldehyde methane

A: Potentail energy high means less stable or vice versa Formic acid is highest stanble compound due to…

Q: If an athlete expends 2241 kJ/h, how long does she have to play to work off 1.00 lb of body fat?…

A: The solution is given below -

Q: Is heaven exothermic or endothermic? Is hell exothermic or endothermic?

A: Given We know about the  exothermic or endothermic

Q: One hour of bicycle riding can require 500-900 kcal of energy, depending on the speed, the terrain,…

A: Given : rate of energy consumed = 505 Kcal/hr Mass of fat to lose = 21.0 lbs Energy of 1 g of fat =…

Q: Nitroglycerine ( C, H,N,0,) is a very strong explosive that degrades over time and is too shock…

A: Number of moles is calculated by using the formula: Number of moles=Given massMolar mass…

Q: 9.69 x 10^6 J = ? Kcal

A: Given :-  energy = 9.69 x 106 J  To convert :-  The above energy in Kcal

Q: The structures of three compounds are shown below. Based on elemental composition of protein, which…

A: answer is - option a ) Adding compound B would significantly increases the apparent abundance of…

Q: Compound X and Y are being tested for their capacity as insulators. a. In the first experiment,…

A: a.The amount of heat transferred from heated compound X to water bath is first determined first then…

Q: against icing on pedestrian paths to prevent accidents table salt is used. Why is that?

A: Table salt , NaCl helps to melt the and remove it from the surface.

Q: how many calories correspond to 28.4 J?

A: Concept introduction- Joule and Calorie both are units of energy. Energy can be converted into heat.…

Q: Sulfur trioxide dissolves in water to make sulfuric acid, H2SO4. Write a balanced chemical equation…

A:

Q: How much heat in kcal must be added to 0.47 kg of water at room temperature (20°C) to raise its…

A: Specific heat :- The amount of heat required to rise the temperature of 1 gram or 1 kg of a…

Q: A package of freshly picked peas weighed 454g (1lb. ). The peas were freeze dried and the recovered…

A: Since the freshly picked peas are dried this shows that they are dehydrated . Dehydration is the…

Q: The heat of reaction for the combustion of hexane, C6H14, is 995.0 kcal/mol. What is the heat of…

A: The heat change in a particular reaction is known as enthalpy change (∆H). The endothermic reactions…

Q: 1. Which activities involve chemistry? A. isolation of an anti-inflammatory extract from banaba…

A: 1.) All the activities mentioned in the above options involve chemistry and its operations so the…

Q: 10 grams of methane and 10 grams of ethane are burned completely. Which will produce more carbon…

A: In this question, we have to calculate which will produce more CO2 on combustion.

Q: If 1 lb of fat is stored by the body for each 14.6 × 10³ kJ of excess nutritional energy consumed,…

A: Step : 1                The required answer for the above question is follows as :

Q: A marshmallow is burned in a soda can calorimeter, and heats up 0.255 kg of water by 12.9°C. The…

A: To calculate the mass of sugar ( which is type of carbohydrate ) , we would first calculate the heat…

Q: Circle the processes that are nonspontaneous Climbing stairs dissolving salt in water Converting…

A: Interpretation -  To circle the processes that are nonspontaneous -      Introduction -…

Q: A cup of sea water from Galveston Bay ( containing 3.0 x 104 ppm NaCl. Density for sea water is 1.05…

A: Here we have to compare the saltyness of sea water and soy sauce solution from the following given…

Q: What biodegradable and non-biodegradable materials can we reuse/recycle from our environment?…

A: •BIODEGRADABLE MATERIAL:-Material which can be decomposed by biological processes are called…

Q: The ultimate and most abundant natural source of energy is the

A: At 93 million miles from Earth, our sun is a middling star that provides nearly all the energy on…

Q: Chemical energy is energy that is stored in the bonds holding atoms together, like in sugars. Which…

A:

Q: On a brisk walk, a person burns about 312 cal/h. If the brisk walk were done at 2.1 mi/h, how far…

A: Using the literature findings, on an average, we may assume here that 1 lb body fat will consist of…

Q: Give 5 examples of any organic compound which changes in the same way as sugar and benzoic acid when…

A: Sugar and Benzoic acid are both organic compound having made of carbon and hydrogen as skeleton .…

Q: A food label has the following values: Total kcal=360 Total fat= 20 g. Total carbohydrate 25 g.…

A: Given, Total kcal = 360 Total fat = 20 g. Total carbohydrate = 25 g

Q: What is reservior in environmental chemistry? What are O1D (O singlet D) and O3P( O priplet P)? Not…

A: As follows.

Q: A piece of parmesan cheese is burned in a soda can calorimeter, and heats up 0.235 kg of water by…

A:

Q: In a few lines, describe the IMMENENT IMPORTANCE of "Green Chemistry" and its importance to society…

A: Green chemistry: The branch of chemistry which deals with the reduction of the harmful effect of…

Q: E B Where would the bicyclist have the highest potential energy? (choose one) v Where would the…

A: High elevation causes high potential energy.  Kinetic energy is due to motion so it's just opposite…

Q: If a patient requires 2896kcal per day 50% carbohydrate, 40% protein and 10% fats, how many grams of…

A:

Q: Explain the idea of “synergistic effects.”

A: Given :  To explain synergistic effects

Q: A 27 g aluminum foil pan is used to roast vegetables.  The pan is put into a cold oven at 22 oC .…

A: The heat released or absorbed (q) by a substance when the temperature of that substance is raised is…

Q: A major component of honey is fructose (C6H12O6) with a molar mass of 180.16 g/mol. A tablespoon…

A:

Q: N204– 2NO2 (colorless) (reddish-brown) 0° C 25° C 100° C Ice Water Room Temperature Hot Water -As…

A: Provided: N2O4 (g)<--->2NO2(g)

Q: Area Of Field Health And Medicine Food And Agriculture Consumer Product Some Chemical Components…

A: Consumer goods Consumer goods, often known as final goods, are items that are purchased by people or…

Q: 1. Making a cheese sandwich can be represented by the chemical equation: 2 Bd + Ch → Bd,Ch What…

A: Given Picture

Q: Write the equation for the oxidation of pentane (C5H12).  What is the sum of the coefficients for…

A: Oxidation of pentane is given  by,

Q: When bromoform (d=2.89 g/ml) and water ( d=1 g/ml) are mixed, two layers form. Is the bottom layer…

A: Given: Density of bromoform = 2.89 g/mL. And the density of water = 1 g/mL.

Q: Discuss how can nanotechnology be used in the prevention and treatment of illness?

A: Nanotechnology=Physicist Richard Feynman is known as the father of nanotechnology. It is the…

Q: Choose which waste disposal container you should dispose of the unused 0.1 M FeClz solution. (A)…

A:

Q: m Where would the bicyclist have the highest potential energy? Where would the bicyclist have the…

A: Potential energy is defined as the ability to do work. Potential energy defined as the bicycle…

Q: One hour of bicycle racing can require 500-900 kcal of energy, depending on the speed of the race,…

A: Given that -  One gram of protein or carbohydrate produces = 17.0 kJ  Time = 195 minutes = 195/60 =…

Q: A student adds 190.0 g of C7H6O3 to an excess of C4H6O3 producing C9H8O4 and C2H4O2. Write and…

A: In chemistry, there are many ways to check the deviation of experimental data from the accurate…