Question

When 2.61×103 + 11.7 + 0.22 are added, the answer to the correct number of decimal places is ________.

Expert Answer

Want to see the step-by-step answer?

Check out a sample Q&A here.

Want to see this answer and more?

Experts are waiting 24/7 to provide step-by-step solutions in as fast as 30 minutes!*

*Response times may vary by subject and question complexity. Median response time is 34 minutes for paid subscribers and may be longer for promotional offers.
Tagged in
Science
Chemistry

Related Chemistry Q&A

Find answers to questions asked by students like you.

Q: A chemist carries out this reaction using 10 moles of acetone and 16 moles of benzaldehyde and obtai...

A: The reaction of acetone with benzaldehyde results in the formation of dibenzalacetone. In this react...

Q: CaCO3(s) + 2H+(aq) Ca2+(aq) + H2O(l) + CO2(g) this reaction occurs spontaneously as written when all...

A: Click to see the answer

Q: Which of the following will have the highest boiling point? Justify your answer.A. 0.10 m sodium sul...

A: The boiling point of normal compounds depends on the strength of the intermolecular forces between t...

Q: Project 2: Food Dye Spectroscopy Which scale (percent transmittance or absorbance) is most useful fo...

A: The quantity of light which is absorbed by a given solution is expressed in terms of percentage tran...

Q: I am stuck on where to go from here if you could show me what to do and how to get to the answer. Th...

A: Equilibrium constant is the measure of concentration of reactant and product at equilibrium.The equi...

Q: What conversions do I need? Children’s Liquid Motrin contains 100. mg of the pain reliever ibuprofen...

A: Given:Children’s liquid motrin has concentration of ibuprofen = 100mg in 5 mL.Dosage of 33-lb child ...

Q: A student determines the value of the equilibrium constant to be 06×106for the following reaction.3F...

A: Gibb's free energy is defined as the maximum amount of useful work that can be obtained from the sys...

Q: Would the acid chloride add ortho para or meta?

A: The product formed in the aromatic electrophilic substitution depends upon the type of substituent a...

Q: what is the vapor pressure if there is 1.20 molarity glucose solution at 250.15 degree celsius

A: The vapour pressure of a solution is given by

Q: Table 12.7 (data)   Salt Solution pH Sodium acetate   Ammonium chloride   Sodium carbonate  ...

A: pH of a solution ranges from 0 to 14.  When a solution has pH less than 7, it is acidic; when a solu...

Q: Glucose,C6H12O6, is a simple sugar that the body metabolizes into two molecules of pyruvic acid, C3H...

A: The molecule undergoes addition of oxygen atoms or removal of hydrogen atoms during the chemical rea...

Q: For the reaction 2 NOBr(g) <==> 2 NO(g) + Br2 the value of Kc = 1.98 Calculate the value of Kc...

A: For a reversible reaction, the equilibrium constant for the forward reaction is inverse of the equil...

Q: Formula Molar mass of element/ion   Moles    Mass O: F: dioxygen difluoride.   X Mol  =   Cati...

A: Mass of the given compounds can be calculated as,

Q: Calculate the change in the enthalpy when 52.0 g of solid chrominium at 25*C and 1 atm pressure is o...

A: Molar mass of chromium is 52g/mol, which means 1mol of Cr = 52g of Cr.  According to stoichiometric ...

Q: LAu Br2 0 Na 0DLDA 2)Br : )LDA )CH3I CUD 70NA 2) CH3I O HCON 2)Br H30t D Na H Its0+ 2Br

A: Product of the reaction has to be identified.(a)Acid-Catalysed Bromination of Ketones: ketones under...

Q: Indicate the answer choice that best comple tes the statement or answers the question. 1. The electr...

A: The Rydberg’s formula for an electron changing its energy level by emitting a photon of a particular...

Q: For the reactionN2(g) + O2(g)2NO(g)H° = 181 kJ and S° = 24.9 J/KThe equilibrium constant, K, would b...

A: Gibb's free energy : It is defined as the maximum amount of useful work that can be obtained from th...

Q: A solution is made that is 1.5×10−3 M in Zn(NO3)_2 and 0.180 M in NH3. After the solution reaches eq...

A: Write a balanced equation for the given reaction.

Q: e. 1 2. What is the wavelength of a photon having a frequency of 1.65 x 1015 Hz? (c 34 J s) 100 m/s,...

A: We can use the following equation: (Frequency)(Wavelength) = speed of light in a vacuumWavelength = ...

Q: Can you please help me determine the σ framework and π MO Energy Diagram for this molecule?

A: The molecular orbitals are formed due to the mixing of the atomic orbitals of each of the atoms that...

Q: the adult dosage of elixophyllin is 6 mg/kg. calculate the dose in milligrams for a 150lb person

A: The relation between lb and kg is shown as follows:1lb = 0.4536 kgThe conversion factor used to conv...

Q: Section EXERCISE 16 PROBLEMS-PART III (English Units) Assume that a parcel of air is forced to rise ...

A: Hi there! The question posted by you does not specify the question number that needs to be answered....

Q: Provide the structure of the major organic product in the reaction shown below. 5. Br 1. Mg, Et20 2....

A: Grignard Reaction is an organometallic reaction in which different alkyl, aryl-magnesium halides add...

Q: How are ionic bonds and covalent bonds different? Why is F2 a nonpolar molecule, but H2O is a polar ...

A: Covalent bonds are much more common in organic chemistry than ionic bonds.In covalent bonds, atoms s...

Q: Draw the Lewis Dot structure for PBr3 (on paper, not on Canvas) then answer the questions. a. How ma...

A: The Lewis structure of PBr3 is given by,

Q: I need help w/ everything thanks

A: In ClF3 (Chlorine trifluoride) molecule 3 fluorine atoms are covalently bonded to a single chlorine ...

Q: How do I work and convert the problem 100 calories to joules

A: 1 cal is equal to 4.184 J.The conversion of 100 calories to joules is shown as follows:

Q: 0.5366 g of an KHP sample of unknown purity was massed. The sample was dissolved in approximately 10...

A: The reaction between NaOH and KHP can be shown as,

Q: On analysis, an equilibrium mixture for the reaction 2H2S(g) 2H2(g) + S2(g)was found to contain 1.0 ...

A: Equilibrium constant-It is defined as the ratio of the equilibrium concentration of the products rai...

Q: If you are going 55 mph, what is your speed in nm per second?

A: We are going at speed of 55 mph.

Q: Question 89, Chapter 5 of General Chemistry 11th Edition, by Petrucci. The active ingredients in a p...

A: The balanced chemical equation between aluminium hydroxide and magnesium hydroxide with hydrogen chl...

Q: At 25 °C, what is the hydroxide ion concentration, [OH–], in an aqueous solution with a hydrogen ion...

A: The formula for ionic product of water  is given.

Q: balance N2+H2=NH3

A: A chemical reaction can be represented by an equation which includes the reacting substances and tho...

Q: https//www-awn.aleks.com/alekscgi/x/lsl.exe/1o_u-lgNslkr7j8P3jH-li0PlvTr4JIONkR4HHkf0EVFNj8DKUvK19KA...

A: Ions are produces when, ionic substances dissolved in water like polar solvents. In these proses sol...

Q: 2. What is the electron configuration of Mn2t? [Ar]3d b. [Ar]3d34s2 a. . [Ar]3d*4s! d. [Ar]3d 4s2 e....

A: The atomic number of Manganese (Mn) is 25The electronic configuration of Manganese is 1s22s22p63s23p...

Q: A student has 3.86 g of iron metal how many moles of iron does the student have? Given your answer a...

A: Click to see the answer

Q: 5. Write a flow chart to show how you could separate the following pairs of compounds by using acid-...

A: Step1:By using acid base extraction, from a given mixture separation of pure compounds depends on th...

Q: 0 0 0 H3NCH-C-NH-CH-CNH-CH-C- сH CH2 CH2 CH2 NA CH2 -NH CH2 OH NH3 a. Lys-His-Phe b. Lys-His-Tyr c. ...

A: The organic compound containing amine and carbonyl functional group along with a side chain known as...

Q: Indicate each as either strong acid, strong base, weak acid, or weak base. KOH(aq) --> K+(aq) + O...

A: According to Arrhenius, strong base is a molecule that dissociates completely in water forming the c...

Q: Write the correct name or formula for each Arrhenius acid or Arrhenius base.  For formulas, please i...

A: (a)Arrhenius acid – forms H+ ions in water.Given formula is H2SO4(aq)The name of the given formula i...

Q: For how many of the following molecules does the bond order decrease if you take away one electron f...

A: Bond order of B2 = 2-0/2 = 1,  removal of an electron leads to bond order 0.5Bond order of C2 = 4-0/...

Q: At 20 degrees celcius, a 0.516 m aqueous solution of glucose (C6H12O6) has a density of 1.0165 g/mL....

A: In chemistry, number of moles refers to a unit of amount. It can also be defined as the mass of a ch...

Q: Problem 2.1 For each pair of compounds below, predict the hybridization of the lone pair, and specif...

A: For each pair, hybridisation of the lone pair, percentage of s and p character is to be determined. ...

Q: I don't know how to work out how many isomers of this molecule?

A: Optical isomers:The compounds have a structural molecular formula but different in the arrangements ...

Q: What is the name of the compounds with the formulas Compound Formula  Name of compund NiS   F...

A: Compound formula    Name of compoundNiSNickel(II) sulfideFeCl2Iron(II) chlorideCoBr3Cobalt(III) Brom...

Q: How would I set up this problem. A graduated cylinder contains 19.0mL of water. What is the new wate...

A: The density tells you how many grams are equal to 1mlDensity = ρ = mass/volume The density of silver...

Q: What is the molar solubility of silver carbonate (Ag2CO3) in water? The solubility product constant ...

A: Molar solubility is the number of moles of a substance that can be dissolved per litre of solution b...

Q: 2. You have a solution that contains 4.0g of oxalic acid dissolved in 100 mL of water. This solution...

A: Given:9.5 g of Oxalic acid Is soluble in 100 mL of water.16.9 g of Oxalic acid is soluble in 100 mL ...

Q: For the reaction2N2(g) + O2(g)2N2O(g)H° = 164.2 kJ and S° = -148.5 J/KThe equilibrium constant for t...

A: The equilibrium constant can be calculated as per the following equation,