Which of the following has two or more acceptable Lewis structures | C6H6 HCN CH3CI |NC13 Following the octet rule, how many resonance structures are there for carbon dioxide? 1 2 3 none of the above Which of the following compounds has a linear molecular shape? |H2O CO2 | I3 XEF2 SO2 BeCl2

Q: 17. A contaminated pond has a lead(II) ion concentration of 1.4 mg/L. This pond has a surface area…

A: Given that the surface area of the pond is 135 ft2. Depth of the pond is 2.8 ft. Volume of the pond…

Q: 13. In a certain chemical reaction, 7.29 g of compound A is added to 5.70 g of compound B. Once the…

A: Since you have asked multiple question we will solve the first question for you. If you want any…

Q: HO H2SO4 H2O

A: According to Q&A guidelines of Bartleby, we are supposed to answer only the first question…

Q: How many grams are in 1.20 kg? O 1.20 EO g О 1.20 E-3 g О 1.20 E-1g O 1.20 E3 g

A: In order to convert one unit to another unit, a conversion factor is always used. A conversion…

Q: 1. H;O* 2. , pyridine

A:

Q: _Li;SO; > 4.677 kilograms of BF3 makes how many grams of LiF? 3)_BF3 +. _B2(SO3)3 + LiF LIF

A: Given chemical reaction: BF3 + Li2SO3  ---->  B2(SO3)3 + LiF Writing down the balanced chemical…

Q: 8 KCIO3 + C12H22O11 → 8 KCI + 11 H2O + 12 CO2

A: We have to tell about reactants in this question .

Q: 7) How many kilograms is a 27 oz. bag of M&M's? 8) How many kilometers can a car travel on 19…

A: Since you have posted multiple questions, we are entitled to answer the first 3 only.

Q: Stock Method Classical Method Ex. CuI - Copper (I) Iodide Cuprous Iodide Chemical Formula Stock…

A: Naming stock system: * Some methods as basic binary compounds , except we need to know which cation…

Q: A student mixed AgNO3 (silver nitrate) with HCI (hydrochloric acid) and observed the formation of a…

A: The given reaction is, Ag+ (aq) + NO3- (aq)+ H+ (aq) + Cl-(aq) → AgCl (s) + H+ + NO3-

Q: set öf tautomers? HDJCMD H. OH MacBook Air 000 D00 F4 F5 %

A: Applying concept of tautomerism.

Q: 1. Which of the following statements is correct? * Fuels are always hydrocarbons O Humans do not…

A: Answer

Q: fill in the missing below -Br 0.5 eq Mg E F

A: It is an example of Wurtz reaction.Equation for the Wurtz reaction: 2 R-X + 2 M --->  R-R + 2 MX…

Q: You take 3.40 hours to complete a full marathon, a total distance of 26.0 miles. What is your…

A: The ratio of total distance covered in a journey to the total time taken is termed as the average…

Q: Answers will vary depending on your particular sample. Keeping in mind that the SI unit for mass is…

A: To give: An approximate mass of a grain of sand.

Q: The terms concentrated and dilute are quantitative. TRUE or FLASE

A: Chemical analysis can be divided into two types:Quantitative analysis: It determines the amount of…

Q: 1 yg = ? g

A: Given, 1 yg means 1 yotta grams Yotta gram is a unit of mass. The S.I. unit of mass is a gram 1 Kg =…

Q: Which of the following depicts the most likely mechanistic pathway for the nucleophilic acyl…

A:

Q: How many grams of Br are contained in 25.00 mL of halothane (d = 1.871 g/mL)? (Molar mass of Br is…

A: Given data,Volume of halothane=25.0mLDensity of halothane=1.871g/mLMolar mass of…

Q: 11. What is the formula used for dilutions?

A: Dilution is a process of adding deionised water to decrease the concentration of given solution.

Q: Sonya is working in the lab. She measures an initial 10 g of Silicon into a beaker weighing 27…

A: Following information given in the question is - Mass of silicon = 10 grams Mass of beaker = 27…

Q: The distance from the Earth to the moon is 239,000 miles. The Apollo 11 mission took 73.45 hours to…

A: Given: The time taken to reach the lunar orbit = 73.45 hours The average speed = 5500 km/hr We have…

Q: Na al y

A: The reactions given are,

Q: A goldsmith wants to change the composition of 10 g 18K red gold (75% gold and 25% copper) into 60%…

A: 10 g 18 K red gold contains 75% gold + 25% copper

Q: -3 -2 -1 0 +1 +2 +3 +4 +5 +6 +7 구모 99 5NO 2 + 6H+ + 2MnO4 999 오,99 5NO3 + 2Mn+2 + 3H2O Reset

A: This question belong to periodic table and Redox reactions.

Q: balanced chemical equation in

A: We know the definition of the single displacement, double displacement reaction, decomposition,…

Q: Brass is an alloy of copper (8.92 g cm–3) and zinc (7.14 g cm–3). A 208.3 g piece of brass has a…

A: The problem is asking us to find the density of a piece of brass. The mass and volume of the brass…

Q: What is the reaction of the following reaction? 1. Hg(OAc)₂, H₂O 2. NaBH, NaOH x

A:

Q: Chemist

A:

Q: Question 11: You are a gemstone expert studying samples of various materials. Gemstone Hambergite…

A: From the given gemstones, the most massive gemstone is = Smoky Quartz (density = 2.65 g/mL) The…

Q: When calcium-43 is bombarded by an alpha particle, it forms H and what other product? Select one: O…

A: Alpha particle is nothing but two electrons short a helium Atom. Alpha particle composed with 2…

Q: How many chiral carbons are there in this structure?

A:

Q: 1 2 4. 10 11 12 13 14 15 16 17 18 1A 2A 3A 4A SA 6A TA BA He 1.008 4.003 4. 9. 6. 10 Li Be B. 10.81…

A:

Q: Question 1/1 Is a beaker a common laboratory apparatus? Choose an answer Hint Yes No

A: Beaker is a small container with flat bottom and a small opening at the top for pouring the liquid.

Q: Brass is an alloy of copper (8.92 g cm–3) and zinc (7.14 g cm–3). A 208.3 g piece of brass has a…

A: First, we need to calculate the density of the brass. Density is defined as mass divided by volume.…

Q: Balanced Chem Eq

A: The raw chemical equation can be written as follows: I2  +  KOH  →  KIO3  +  KI

Q: 3. Calculate the mass in grams of a 525 cm³ block of lead. 1.39/c 575ch 3. 4. Calculate the volume…

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

Q: How many grams of nitrous acid can be made from 35.19 grams of water? dinitrogen tetrocide (g) +…

A: Given that: Reaction of dinitrogen tetra oxide with water: N2O4(g) + H2O(l) → HNO3(aq) + HNO2(aq)…

Q: Balance N2 + H2 ->NH2

A: To balance a reaction, all the elements present in the reaction have to be in same number.  A…

Q: H30+ 1. DIBALH 2. H₂O OCH3 Mg Br 2. H₂0

A:

Q: You wish to prepare 222 grams of 21.2 % Ca(CH3CO0)2. You will need grams of calcium acetate and mL…

A:

Q: If Mass of 10 bolts = 64.567 g Mass of 10 nuts = 20.321 g1. What is the mass of 225 bolts?2. What is…

A: Given,Mass of 10 bolts = 64.567 gMass of 10 nuts = 20.321 g

Q: tv + Cl₂ Heat.

A:

Q: Balance C5H12+O2

A: Balancing a chemical equation means making the number of each element in the reaction same in both…

Q: Which of the following is an example of a qualitative measurement? O 10 g of salt O 12 dl of water O…

A: In quantitative measurement, a goal is measured by a number or statistic but in qualitative…

Matter and Measurement

In the universe, there is matter, energy, and void space. The universe contains energy and void space. The definition of matter can be considered as something which possesses mass and consumes space. Chemistry is that branch of science which deals with the study of matter. Under chemistry, nature, composition, and the changes occurring to matter are discussed.