If the plants are consuming 72 grams of water during photosynthesis, how many grams of oxygen are produced

Q: An automobile gasoline tank holds 21 kg of gasoline. When the gasoline burns, 84 kg of oxygen is…

A: Law of conservation of mass: Mass can neither be created nor be destroyed. But transforms only from…

Q: In an experiment, 30 grams of C3H3 burns in the air to produce CO2. After performing the experiment,…

A: % Yield: It is ratio of calculated yield to actual yield that produce in reaction. More the product…

Q: If 26.2 grams of carbon (grapefruit) and 69.8 grams of oxygen combine to form carbon dioxide, how…

A: The reaction of Carbon and Oxygen to form carbon-di-oxide is--------------- C + O2 → CO2 So 1 mole…

Q: Your air conditioner has a freon leak and releases 73.1g of C2H2F3C1 into the air every week. If the…

A: Given: The mass of  C2H2F3Cl releases =  73.1 g/week. The molar mass of C2H2F3Cl = 118.5 g/mol.  To…

Q: If sucrose costs $1.20 per pound, and a bottle contains 2.00 kg, how much would you pay for a case…

A: we know that, kg and pound are related ro each other as;2.205 pounds=1 kilogram1 pound=12.205*1…

Q: How many grams of calcium would be needed to replace 0.006 grams of H+

A: A numerical problem based on mole concept, which is to be accomplished.

Q: 4. Exactly 2 g of steel wool was placed in a 100 g glass jar. After 50 g of water was added to the…

A: Dear student, we are authorised to solve only one question at a time. Please post rest of the…

Q: A certain sample of coal contains 1.60 percent sulfur by mass. When the coal is burned, the sulfur…

A:

Q: How many years would it take for one mole of this radioactive material to decay so that just one…

A: The time which is required for the decay of one half of the amount of the species is called half…

Q: The shattered glass case at the scene of a jewelry store robbery was determined to be made of potash…

A: Given,Density of potash borosilicate glass = 2.16 g/mLMass of unknown glass fragment = 3.616 gVolume…

Q: [References) In the following illustrations, balls of the same color represent atoms of the same…

A: A chemical reaction is identified by the a change in their chemical properties. The species which…

Q: a combustion reaction, 33.5 g of hydrocarbon reacts with 96.0 g of oxygen to produce water and…

A: The process in which an organic substance like a hydrocarbon reacts with oxygen from air to give out…

Q: Identify which balance was used to make each mass reading. 0.90g  1.230g 4.0000g 5.43g 6.539g…

A: The number of significant digits after the decimal is taken same as the number of significant digits…

Q: Many common materials that we ingest, though quite safe in reasonable quantities, become toxic when…

A: Given: Each glass of drink contains = 8.8 mg Allura Red Person's body weight = 165 lbs To Calculate:…

Q: A sample of silver (cs = 0.235 J/(g-°C)) is heated to 84.92°C and then dropped into 31.53 g of water…

A: Specific heat: Amount of energy required to raise the temperature of water by one degree. We can…

Q: how many grams of chlorine are created when 56 grams of sodium chloride decomposes?

A: Decomposition reaction of sodium chloride produces sodium metal and Chlorine gas.

Q: Use the web to determine the mass of a steel beverage can from the 1970s and the mass of a modern…

A: Mass is a property, which represents the amount of substance present in a sample and it is generally…

Q: Many common materials that we ingest, though quite safe in reasonable quantities, become toxic when…

A: Given : the volume of beverage consumed = 12 fl oz since 1 fl oz = 29.5735 mL  hence volume of…

Q: use the web to determine the amount of aluminum used in the united state in a single year. What is…

A: A question based on use of Al, which is to be accomplished.

Q: Use the following data to determine the percent recovery of copper. Report your answer with three…

A: We have to calculate the percentage recovery of copper.

Q: grams

A:

Q: lead ball is added to 158 grams of water in a coffee cup calorimeter.  If the ball loses 47.35 °C of…

A:

Q: how many grams of sugar are in carrots if i have 20?

A:

Q: How does increasing the temperature change the physical properties of an object? 0000 DUT a…

A: Increasing the temperature increases the average speed of the reactant molecules.

Q: Many common materials that we ingest, though quite safe in reasonable quantities, become toxic when…

A: Mass of the person given is 225 lbs Since 2.205 lbs = 1 Kg  Hence mass of person in Kg = mass in lbs…

Q: Calculate the mass in grams of 1 mole of footballs if one football has a mass of 0.43 kg.

A:

Q: Many common materials that we ingest, though quite safe in reasonable quantities, become toxic when…

A: The number of mg of Allura Red present in 9 fluid ounce glass of beverage can be calculated as

Q: If 27.1 grams of bromine and 12.0 grams of chlorine combine to form bromine monochloride, how many…

A: Given :-  Bromine + chlorine ---> bromine monochloride  Mass of Br2 = 27.1 g  Mass of Cl2 = 12.0…

Q: 3) When ammonium nitrate (NH&NO:) explodes, the products are nitrogen, oxygen, and water. When 40…

A: The reaction taking place when ammonium nitrate explodes can be expressed as,…

Q: 10 All the following are evidence of a chemical change except- F production of a gas G production of…

A: Note - Since you have asked multiple questions, we will solve the first question for you. If you…

Q: A 0.706 gram sample of copper is carried through the steps of this experiment. At the completion of…

A: Copper taken = 0.706 g  Copper recovered= 0.400 g

Q: Many common materials that we ingest, though quite safe in reasonable quantities, become toxic when…

A:

Q: The total number of atoms in a molecule of caffeine (C8H10N4O2) is:

A: Given :- molecular formula of caffeine = C8H10N4O2  To calculate :-  Total number of atoms in…

Q: mass of matter (in grams)

A:

Q: A chemist combines 6 grams of hydrogen with 52 grams of oxygen in an explosive reaction that forms…

A:

Q: the Daily Value for saturated fat is 20 grams (g), which equals 100% DV. If the Nutrition Facts…

A: Since daily value helps you to make informed food choices. It is labelled on right-hand side of…

Q: When the coffee is brewed according to directions,a pound of coffee beans yields 50 cups of coffee14…

A: 50 cups contain 1 pound, the number of pounds required for 200 cups coffee can be calculated as:…

Q: The radioactive isotope mercury-197 is used in medical imaging as indicated on the table above. If…

A: The half-life of the mercury-197 is = 64.1 h The initial amount of mercury-197 is = 57.9 mg The…

Q: Answer this question about fertilizers: How many pounds of potassium sulfate do you need to supply…

A: Urea is the most common N fertilizer, but many more excellent N fertilizers derive from ammonia. For…

Q: If you had 2.9 grams of nitrogen, how many grams of NH3 should be produced?

A: Nitrogen reacts with Hydrogen gives Ammonia N2+H2-------> NH3  mole = weight/ molar mass

Q: Chemical reactions A) occur only in living organisms B) create and destroy atoms C) only occur…

A: Delta can be used as change as well as heat of a reaction.

Q: When 16 grams of methane gas combine with 64 grams of oxygen, 44 grams of carbon dioxide form, plus…

A:

Q: Many common materials that we ingest, though quite safe in reasonable quantities, become toxic when…

A: The volume of the fluid is calculated as,

Q: Use the web to determine the mass of a steel beverage can from the 1970s and the mass of a modern…

A: Mass is a property, which represents the amount of substance present in a sample and it is generally…

Q: A chemist has two alloys, one of which is 5% gold and 15% lead and the other which is 40% gold and…

A: The given information about the alloys are shown below.

Q: ome bismuth tablets, a medication used to treat upset stomachs, contain 262 mg of bismuth…

A: Stoichiometry involves the calculation of concentration of solutions in the given conditions of…

Q: How many moles of copper reacted in this experiment? The experiment had 10.000g of copper which was…

A: Given: Mass of copper= 10 g Mass of copper oxide = 12.518 g Standard data: The molar mass of CuO…