If the density of ethanol is 0.789 g/mL, how many cm3 can be produced by the fermentation of 45.4 kg of sugar?

Q: The use of freons is being phased out because of the damage these compounds do to the stratospheric…

A: a.

Q: The average adult human burns 2.00 × 10³ kcal per day in energy. What is this rate in kJ per hour?

A: The unit conversions are  1 kcal = 4.184 kJ To convert kcal into kJ , we need to multiply kcal with…

Q: The density of ethylene glycol (anti-freeze) is 1114 kg/m3. How much mass (in kilograms) of this…

A:

Q: Given that 6.02 x 1023 ethanol molecules have a mass of 46.04 g, calculate the number of ethanol…

A: At first, we calculate the volume of the film of ethanol, which is----- 3.08 mm = 0.308 cm 10 cm =…

Q: A solution for disinfecting clinical thermometers was prepared by dissolving 22.5 g of ethyl alcohol…

A:

Q: Classify each change as physical or chemical. (a) the rusting of iron(b) the evaporation of…

A: Physical change changes the size, shape or phase of substance, Chemical change is a type of change…

Q: International computer communications are often carried by optical fibers incables laid along the…

A: Given, the mass of optical fiber = 1.19 x 103 lb/m            Length of each strands optical fiber…

Q: 1. The recommended daily allowance (RDA) of the trace  metal magnesium is 410 mg/day for males.…

A: The recommended daily allowance (RDA) of the trace  metal magnesium is 410 mg/day for males. Express…

Q: 4. How sizing down to Nano affect material properties?

A: Since  substances at the nanoscale level have a greater surface-to-volume ratio, which causes them…

Q: Gold can be hammered into extremely thin sheets calledgold leaf. An architect wants to cover a 100…

A:

Q: Consider the following: you mix 9.90 mL of CHC13 (d = 1.492 g/mL) and 5.20 mL of CHBr3 (d = 2.890…

A: total volume = 9.90 + 5.20= 15.10 mL mass of CHCl3 = 1.492 x 9.90 = 14.77 g mass of CHBr3 = 2.890 x…

Q: If the price of gold is $1,254 per ounce and the exchange rate is $1 = €0.8925, how many Euros (€)…

A: It is based on basic unit conversion formula based solution. All you need to do is change 100 kg…

Q: Butane (C4H10) plus Oxygen yields carbon dioxide plus water

A: Given compound is butane. Butane reacts with oxygen to form carbon dioxide, water and liberate large…

Q: What mass (in g) of HCl is contained in 45.4 mL of an aqueous HCl solution that has a density of…

A: Volume of an aqueous HCl solution = 45.4 mL  Given that density of 1.084 g·cm−3 at 60°C that means…

Q: A Canadian, driving in the U.S.A., fuels their car at a cost of US$3.74 per gallon (US).The current…

A: Amount of the car fuel can be calculated as given below:

Q: It has been estimated that there is 4 x 10^-4 mg of gold per liter of seawater. At a price of…

A: 1 km3 = 1015 cm3. 1 cm3 = 1 milliliters 1 L = 1000 milliliters 1 L = 1000 cm3 1015 cm3 can be…

Q: 2. The Anemovax COVID-19 vaccine uses 0.950% (w/v) NaCl (normal saline, preservative- free) as its…

A:

Q: 2. Classify the following materials as heterogeneous mixture, solutions, compounds, or plements. a.…

A:

Q: What mass of solid lead would displace exactly 234.6 liters of water? Given that lead has a density…

A: Unit of volume and density is converted as follows:

Q: You wish to prepare 211 grams of 16.6 % Mg(CH3CO0)2. You will need grams of magnesium acetate and mL…

A: Mass of solution is = 211 g Percent concentration of Mg(CH3COO)2 is = 16.6 % Density of water is =…

Q: An antacid tablet weighing 0.938 g contained calcium carbonate as the active ingredient, in addition…

A: We know that, according to the law of conservation of mass in a chemical reaction, the mass of the…

Q: How many cups are there in 1.00 gallon of ice creams?

A: The volume unit conversion between gallon and cups

Q: Classify each of the listed properties of isopropyl alcohol (also known as rubbing alcohol) as…

A: Physical properties can be measured or observed without changing the identity of the substance.…

Q: How many mL of paraffin wax would it take to make a candle of this size, with a volume of 11.0 in³ ?

A: Given: Volume = 11.0 in3.

Q: You wish to prepare 211 grams of 16.6 % Mg(CH3COO),. . You will need grams of magnesium acetate and…

A:

Q: Gold can be hammered into extremely thin sheets calledgold leaf. An architect wants to cover a 100…

A:

Q: What is the mass, in grams, of a pure gold cube that has a volume of 5.00 cm3?

A: Answer: mass of pure gold cube is 96.5 g. Given:      Volume of pure gold cube=5.00 cm3      Density…

Q: 2) Which of the following is intensive property? A. The amount of energy produced upon burning…

A: Intensive property is the property of matter which is specific and doesn't change with the amount…

Q: A ______________________is the physical combining of two or more substances (not necessarily…

A:

Q: Classify each property as physical or chemical. (a) the tendency of silver to tarnish(b) the shine…

A: Physical property is the characteristics of matter that is not associated with a change in its…

Q: Filtration is the most appropriate method for separating a solution of water and which substance? A.…

A: Filtration is the most appropriate method for separating a solution of water and which substance?

Q: Use the algebraic equation to determine the mass if the volume was 622 mL.  mass (g) = (3.60…

A: Given, mass (g) = (3.60 g/mL)(volume (mL)) + 11.4 g y= mass (g) m = 3.60 g/mL x= 622 mL b = 11.4 g

Q: If a person has a blood glucose level of 106 mg / 100. mL, a level that can cause brain damage, what…

A:

Q: Franklin was performing an experiment by combining hydrochloric acid and sodium hydroxide. He…

A: The basis to answer this question is the law of conservation of mass.

Q: Classify each property as physical or chemical. a. the boiling point of ethyl alcohol b. the…

A: Physical property: Property of material which can be obtained without disturbing identity of…

Q: A cylindrical bar was found at the bottom of a storage tank of unknown composition. The material had…

A: We have to calculate the density of material.

Q: A chardonnay wine is 13.5 percent by mass alcohol. If we consume 24 fluid oz of wine, and the…

A: Percent by mass alcohol = 13.5 % Volume of wine = 24 oz 1 oz = 29.57 mL 24 oz = 709.76 mL or 0.70976…

Q: The average adult human burns 2.00 × 10° kcal per day in energy. What is this rate in kJ per hour ?

A: Given: Energy= 2.00×103 To find: The rate of energy in kJ per hour

Q: A solution that is 20.0% ethanol by volume has a density of 0.977 g/mL. What is the mass percent of…

A:

Q: What is the mass (in kg) of 6.89 × 10^25 molecules of carbon dioxide?

A: Mass is a physical quantity which indicates the amount of matter present in a substance. Its units…

Q: What is the equivalent volume in milliliters taken up by 9 gr boric acid powder if the density of…

A:

Q: Fermentation is a complex chemical process of wine making in which glucose is converted into ethanol…

A: First of all, assign molar masses to each reactant and product in the equation and then, from…

Q: The concentration of carbon monoxide in an urban apartment is 48 µg/m°. What mass of carbon monoxide…

A: Concentration of CO = 48 µg / m3 or 48 × 10-6 gm/m3 Volume of room = 12 × 12.5 × 21.5 ft. 1 Feet =…

Q: The price of a ream of paper is $2.90. There are 250 sheets of paper in a ream. If a sheet of paper…

A:

Q: Sodium and potassium are both shiny metals in pure form, but corrode rapidly in the presence of…

A: The reaction of sodium and potassium with oxygen gas and humidity can be shown through the balanced…

Q: A solution is made using 250.0 mL of ethanol (density 0.7892 g/mL) and 369.1 mL of water (density…

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Q: What is the w/w% if 331.5 g is dissolved in 1.00 L of water to give a density 1.18 g/mL

A:

Q: A flask has a mass of 78.23 g when empty and 593.63 g when filled with water. When the same flask is…

A: Given Information - mass of empty flask =  78.23 g  mass of flask filled with water = 593.63 g  mass…

Q: The most common oxide of vanadium, V2O5, is used as a catalyst in manufacturing sulfuric acid H2…

A:

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".