15) Sugar, C„H„O,, is burned in air. 16) Ammonia is formed from its elements.

Q: In the process of making biofuel from corn, the corn is ground, mixed with water, and then enzymes…

A: Chemical change = Chemical change occur when subatance combine with other substance to form new…

Q: Methane, CH4, burns in oxygen. a what are the products of the reaction? (Express your answers as…

A:

Q: 18. A silver wire has a diameter of 0.500 mm. What length of this wire contains exactly 1.00 mol of…

A: given, the diameter of silver wire = 0.500mm = 0.05 cm number of mole of silver = 1mol density of Ag…

Q: compare and contrast the five types of chemical reactions (synthesis, decomposition, single…

A: There are majorly 5 types of reactions. Synthesis reaction Decomposition reaction Single replacement…

Q: True or false, The products are the substances produced by a chemical reaction

A: This is a TRUE statement . explanation:

Q: What is the difference between a reactant and a product?

A: The substance that is present left side of the arrow in a chemical reaction are called reactant and…

Q: olo Combustion of hydrocarbons such as nonane (C,H20) produces carbon dioxide, a "greenhouse gas."…

A:

Q: Length of heating time for empty crucible and lid                                        _____10.0…

A: Given  Length of heating time for empty crucible and lid  10 min Mass of empty crucible and lid…

Q: What is the difference between a reactant and products?

A: Reactants are the substance/compound that are present at the starting of the chemical reaction and…

Q: Modern pennies are composed of zinc coated with copper. A student determines the mass of a penny to…

A: The balanced reaction taking place is  Zn (s) + 2 HCl (aq) --------> H2 (g) + ZnCl2 (aq)  Given :…

Q: Read the following scenarios and then answer the questions in the space provided below. Scenario 1.…

A: Hello. Since the question contains multiple sub-parts, the first three sub-parts are solved. In case…

Q: O+Cl, (g) = PCI, (g)

A: Dear student I have given answer to your question in the image format.

Q: What chemical reactions do you observe in nature?

A:

Q: The density of liquid ethanol C2H5OH is 0.789 g/mL. If 505 grams of glucose decomposes, how many…

A: The decomposition reaction of glucose can be expressed as,                 C6H12O6 (s) -----> 2…

Q: Oxygen is not combustible.  Is this considered a Chemical or Physical property and why?

A: Combustion is the process of burning of a compound; in which the compound reacts with excess of…

Q: Which mixture can be separated into its components by adding water then filtration? a. Potassium…

A: Given statement is  :  Which mixture can be separated into its components by adding water then…

Q: Write the equation for the combustion of gasoline, also known as octane (C8H18). What is the sum of…

A: The equation for the combustion of gasoline, also known as octane (C8H18) is given by

Q: Which of the following features is internal-intrinsic? A. Iron cube volume B. NaCl(s) Crystal…

A: Intrinsic features are those features which do not depend on the volume or mass or number of…

Q: 1. A chemical equation is consists of the chemical formulas of the reactants and products. How is a…

A: Balanced chemical equation are those in which number of atoms on both sides of equation are equal

Q: a. Al(s) + MnO, (aq) → MnO,(s) + Al(OH), (aq) b. Cl,(g) →CI (aq) + OCI (aq) c. NO, (aq) + Al(s)…

A:

Q: You and your friend are sitting around a campfire and he notices that the ashes that are left after…

A: Concept based on the law of conservation of mass.

Q: A sample of air, upon analysis by an environmentalist showed that it contains 1.4 X 10-18 of mercury

A:

Q: When 2.6 grams of acetylene is combusted in an amount of oxygen (8 grams), The result is (a)…

A: The reaction of acetylene in presence of oxygen is a combustion reaction and reaction undergoes to…

Q: The extraction of aluminum metal from the aluminum hydroxide found in bauxite by the Hall-Héroult…

A: Given : Mass of Aluminium = 10 Kg 2Al(OH)3(s)→Al2O3(s)+3H2O(g)                       Step 1…

Q: b) Iron (II) nitrate in water solution reacts with potassium sulfide in water solution to form…

A: Molecular formula of iron(II)nitrate, potassium sulfide, potassium nitrate and iron(II)sulfide are…

Q: composition- a compound breaks down into elements and/or simpler compounds. KNO; ? KNO, + O2 NaN, ?…

A: Decomposition reaction of KNO3 is given by:   KNO3 → KNO2 + O2 There are 3 Oxygen atoms on reactants…

Q: When a candle is lit and allowed to burn for 15 minutes, some wax drips and collects at the base of…

A: (a) When a candle burns the physical change can be easily seen because the solid wax is converted…

Q: is the gray powdered zinc metal reacts with purple iodine to give a white compound a physical…

A:

Q: NaOEt 1. O3, Et,0 Br EtOH, heat 2. S(CH3)2

A: In the first step Elimination(E2) reaction takes place. In next step ozonolysis takes . And form…

Q: Gaseous carbon monoxide reacts with hydrogen gas to form gaseous methane and liquid water

A: The formula for the compounds in the reaction are as follows with the respective states Carbon…

Q: 4. H () + Br, (o)→ 2HB. 5. C,H (9) 2 (g) (g) C,H, + HI 2' '4(g) (6),

A: According to the rate law: The rate of a reaction is given by the product of the concentration of…

Q: (d) fifteen atoms of iron react with twelve molecules of water to produce iron oxide (Fe,O¸) and…

A:

Q: single replacement: KI(s) + Cl2 (g) → Phases for halogens at room temperature chlorine gas bromine…

A: This is an example of single displacement reaction.

Q: Two chemicals at room temperature are mixed and their container starts to feel warm to the touch.…

A: Chemical reactions are of two types- Endothermic and exothermic reactions. When heat is absorbed in…

Q: A student places 1.520 grams of copper wire along with excess sulfur into a crucible (and cover),…

A: A copper wire is used almost  everything electrical related at home because it's a good conductor of…

Q: What is chemical reactions and it's type

A: The reaction between the reactants leads to the formation of the products. The new products are…

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: Students can develop alternative conceptions (commonly called misconceptions) in relation to some…

A: We begin with a balanced chemical equation of the given chemical equation: 8Fe+S8→8FeS

Q: In a chemical reaction, the matter is neither created nor destroyed. True or false? Explain how?

A: Law that states mass can neither be created nor destroyed is called law of conservation of mass.…

Q: Molecular oxygen (O2) can be converted to ozone (O3) in the presence of an electrical spark,…

A: We need to identify the type of change in given reaction.

Q: 1. LIAIH, 1. NaN3 Y CN A 2. H20 2. H20, heat

A: We’ll answer the first question since the exact one wasn’t specified. Please submit a new question…

Q: A 0.231 g piece of solid magnesium reacts with gaseous oxygen from the atmosphere to form solid…

A: Given,  0.231 g piece of solid magnesium reacts with gaseous oxygen from the atmosphere to form…

Q: combustion of hydrocarbons such as heptane (C,H16) produces carbon dioxide, a "greenhouse gas."…

A: Part 1. To write a Combustion reaction of liquid heptane into gaseous Carbon dioxide and water.

Q: 11. O2 is - and N, is very . a. reactive, reactive b. reactive, inert c. inert, inert d. inert,…

A: 11. The triple bond is stronger than double bond. Therefore, it needs a lot of energy to break the…