Aetivity 1 - Cemplete the table Aetivity 1- Fill in the Table (see reference of elements) Element Symbol Atomic Mass Atomie No. Hydrogen Lithium Sodium 7. Activity 2- write the netation for the ff: elements 1. Hydregen- 2. Lithium 3. Sodium COED

Q: relationship betwe

A: Enantiomers are mirror images that are non super imposible on each other. Diastereomers are non mirr...

Q: what patterns do you see in the flame data that support your idea that metals cause flame colours no...

A: A question based on qualitative analysis that is to be accomplished.

Q: Select 'True' or 'False' for each of the following items:  When salt is sprinkled on an icy road, t...

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Q: Compute the molecular formula of the following a. 19.1% Sn and 80.9% I b. 25.9% Fe 74.1 Br

A: Given,  a. 19.1% Sn and 80.9% I b. 25.9% Fe 74.1 Br Compute the molecular formula of the following =...

Q: 20. In mathematical operations involving antilogarithm (In your calculator, press shift log), the ru...

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Q: 15. Which of the following measurements is most precise? O 85 kg O 85 g O 75.7 m O 1.2 mm O none of ...

A: Accuracy tell us closeness between true value and experimental value. Precision is how repeatable a ...

Q: amount of solution

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Q: 22. Given the following reaction and experimental rate law: 2 A + 3 B ------> 2 C + D Rat...

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Q: Hello, I need help taking all the information and turning it into a balanced molecular equation. Tha...

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Q: An untested explanation of a series of experimental observations is called is a tested/testable and ...

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Q: 5- Addition H2 to butyne give 6- Addition HBr to 3-hexyne give

A: Given,  5. Addition H2 to butyne give  6. Addition HBr to 3-hexyne give

Q: d. 8 H*(aq) + 6 Cl (aq) + Sn(s) + 4 NO3 (aq) → SnClg2 (aq) + 4 NO2(9) + 4 H2O1) element being reduce...

A: d.  8H+ + 6Cl- + Sn(s) + 4 NO3- -------> SnCl62- +4NO2 + 4H2O(l)  This is an example of acid cata...

Q: If 5.99 g of ethylene (C2H4) are combusted with 6.10 g of oxygen. How many grams of CO2 are formed?...

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Q: Calculate the mass of Silver (Ag) in Silver Chloride (AgCl) when 8.26 g Magnesium Chloride (MgCl2) r...

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Q: 18. A 250.0 kg sample of ore contains 5.91 micrograms of gold. What is the concentration of gold in ...

A: The correct option is D

Q: Enumerate 5 chemical changes that can be observed at home

A: There is multiple observations in which chemical change occurs some of them are given : Burning wood...

Q: For the following IR spectrum, select the molecule that best matches the data provided. LO0 4D00 eo0...

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Q: 4. Assume that you have 0.001 Fe* and 0.002 Fe2* (i.e., the solution contains Ferrous and Ferric chl...

A: In a model cell there are two electrodes one is cathode and another one is anode. In cathode reducti...

Q: Compute the oxidation number of the stated element. Give also the name of the compound and its % com...

A: The sum of the charges of constituent elements in the molecule should be equal to the charge of the ...

Q: The pH of a 0.350 M aqueous acid solution measured 5.79. What is the acid ionization for this acid? ...

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Q: SO, Cl (9) = SO (9) + Cl2 (9) K = 2.97 x 10 at 625 K !! In a reaction mixture at equilibrium, the pa...

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Q: A mixture of 0.4410 M CÓ and 0.3650 M Cl, is enclosed in a vessel and heated to 1000 K. CO(g) + Cl, ...

A:                              CO (g)    +     Cl2 (g)      ⇔     COCl2 (g)at T =0           0.4410 M ...

Q: 6. Hydrogen gas is finding more acceptance as an alternative fuel. It is produced along with carbon ...

A: Reaction of Carbon monoxide and gaseous water results in the formation of carbon dioxide and Hydroge...

Q: Compare the distances among molecules in the gas,liquid and solid

A: Matter can be classified into mainly three types based on the closeness of the molecules.  

Q: Calculate the molality of 35.0 grams of KBr dissolved in 450.0 mL pure water.

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Q: Compute the empirical formula of the following: 19.1% Sn and 80.9% I

A: Empirical formula of the compound can be calculate with the help of percentage composition of elemen...

Q: Propose a molecular formula for the given mass spectrum [ M] = 230 (100%), 232 (97%) m/z, and then, ...

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Q: Are you able to determine the formula of the compound? Explain why or why not.  Discuss what you kno...

A: Qualitative analysis is an part of analytical chemistry that uses techniques to determine the consti...

Q: resonance structures

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Q: 2. The mass spectrum of a hydrocarbon is shown below. Use the Rule of 13 to determine a molecular fo...

A: We have to predict the possible structures.  

Q: 6. In the previous section, we saw a molecule with trigonal planar molecular geometry. In this secti...

A: How trigonal planar & trigonal pyramidal geometry are different from one another ? 

Q: An analytical chemist is titrating 221.9 mL Oof a 0.9800M solution of propionic acid (HC,H,CO,) with...

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Q: van der Waals interactions • List and briefly explain three contributions to total van der Waals int...

A: Van der waals interactions are weakest forces present between molecules. It is of three types :- 1. ...

Q: Which of the following compounds are oxidizers and which ones are reducing agents (Hint: oxidizing c...

A: Oxidising agent is a substance that oxidise other species and reducing agent is a species that reduc...

Q: Predict the product(s) for the reaction shown. 1. ВНа -THF 2. H2O2/N2OH/H2O CH2OH -OH OH + enantiome...

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Q: What is the molarity of a solution that contains 132 mg of HCl in 450 L of water?

A: Given :-  Mass of HCl = 132 mg  Volume of water = 450 L  To calculate :-  Molarity of solution

Q: CH3 H3C H- and H3C CH3 H H

A: Enantiomers are the stereo isomers having non superimposable mirror image relationship and the diast...

Q: Propose what you would have observed in this experiment (oxidation of borneol into a ketone) if you ...

A: The answer is as follows:  

Q: At 45 °C, a solution is prepared by mixing 48.0 g Na2SO4 with 240.0 g water. The vapor pressure of w...

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Q: - molar heat of combustioN

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Q: 1. a) Determine the bond order of emphasized atoms in the following molecules and then ran! them in ...

A: Since part (b) of the question is incomplete, we will solve part (a) for you. To get the remaining s...

Q: 5. How could the following pair of isomeric compounds be differentiated by mass spectrometry? Br H3C...

A: Introduction :  Mass Spectroscopy is a analytical technique which is used to determine the molecular...

Q: What amount of 0.38 M solution can be made from a296mL 4.65 M solution?  Answer should be in L    Ro...

A: Given, The amount of 0.38 M solution can be made from a296mL 4.65 M solution is:   

Q: 7. Each of the following synthesis will not produce the desired product. Explain the flaw in each sy...

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Q: Consider the following prescription: Promethazine HCl 62.5 mg NaCl Nacl sb 50 mL SWFI ad Make isoton...

A: Given, Promethazine HCl = 62.5 mg NaCl = qs SWFI  ad   = 50 mL Make isotonic solution E-value of pro...

Q: 3. How is the bonding in HBr similar to the bonding in H,? How is the bonding in HBr different than ...

A: Electronic configuration: H: 1s1 Br: 1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p5

Q: °C and The melting point of a solid is 39.0 °F. Convert it to

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Q: 3. Assign point group to each of the following molecules: (a) NF3, (b) H2O2, (c) SF3C1

A: In the given question, we have to find out the point group of a given molecules. Point group is math...

Q: polymerization of the protected dithiocatechol monomer. Draw the product for the following reactions...

A: A polymer is a large molecule that is formed by the repetition of small units called a monomer, and ...

Q: 16. Which of the following measurements is most precise? O 12 books O 85 g O 75.7 m O 1.2 mm O none ...

A: Given,  12 books  85 g  75.7 m  1.2 mm