a. balance the equation. b. Is this reaction exothermic or endothermic?

Q: Which of the following group 14 (Ciroup IV) elernent/compounds have giant govalent lattices? I SiO:…

A: The electropositivity of the  elements down the group increases and the tendency to form ionic bond…

Q: What is supernatent? clear liquid above the precipitate. solution of liquid and precipitate colored…

A: The question is based on the concept of analytical chemistry. we need to define supernatant.…

Q: According to Le Chatelier's principle, if you add more A at constant temperature, what will happen?…

A: According to Le chatelier's principle , if a system is in Equilibrium condition, then if we change…

Q: Please I need help solving #7 B &C

A: We know that pi bond formation between C and S is very difficult because the size of 3p>>>…

Q: 42. Given the following redox potentials; Electrode E° (V) ½ 1: (aq)/l" (aq) Fe" (aq)/Fe²* (aq) ½…

A: We have to.tell which of the following option is correct

Q: Given the chemical equation for the ionization of water H2O(1) =H*(aq) + OH (aq) Predict the…

A: Addition of product shifts the equilibrium to the left while addition of reactant shifts shifts the…

Q: Ref ranges Results 3,7 mg/dl 35mg/dl 12.5 ml/min Tests Creatinine Females <1.2 BUN 5-20 Creatinine…

A: A 60-year-old woman with a history of rheumatoid arthritis, smoking of 60 packs/year, chronic…

Q: ▾ Part D PhCH=CHCHO + HẠNČNHNH, H+ Draw the molecule on the canvas by choosing buttons from the…

A:

Q: 20. The reaction [Co(H,O)"(aq) + 4Cr(aq) = pink (COCLJ*(aq) + 6H,0(1) blue is exothermic in the…

A: Here our desired product is on the left side of the reaction. Thus we need to ensure that product…

Q: 1 Optically active 2 Capable of forming a zv neutral solution id

A: 2-aminopranoic acid is given and three statements are given and asked which is/are true.

Q: What type of bond(s) exists in sodium tetrahydridoborat br sodium bortthariride, lonic bonds…

A: Ionic bond - ionic bond is electrostatic force of attraction between two oppositely charged ions.…

Q: Which of the following factors will affect the value of the equilibrium constant, Kc for the…

A: Using le - chateleir principle, effect of concentration, pressure and temperature at chemical…

Q: A ? B HO A A ?

A: In the image, two chemical reactions labeled A and B are depicted, each illustrating an unidentified…

Q: 32. The product(s) obtained from the ozonolysis of the alkene, (CH3)¿C=CH2 is (are), НСНО CH;COCH,…

A: We have to find the products from the  ozonolysis of the alkene [(CH3)2 C = CH2 ]

Q: Draw the products resulting from addition of a Grignard reagent to an aldehyde. Use a dash or wedge…

A: Grignard reagent (RMg-X, Organo magnesium halide) is a source of carbanion which acts as a base as…

Q: large spherical object that orbits a star

A: Planet is a large spherical object that orbits a star

Q: In which of the following complex ions is 1the ligand bidentate? 39. I (CI(NH)". 3 3 (Ni…

A: Ligands in given compounds are, 1. NH3  2.C2O4 3. H2NCH2CH2NH2

Q: Curved arrows are used to illustrate the flow of electrons. Using the provided starting and product…

A: Given reaction is reduction reaction.  LiAlH4 is strong reducing agent. 2 moles of LiAlH4   reduces…

Q: Drawing Arrows THF Na O 'N. .. :CI:O 21 •N Undo C:O Reset Done NaⒸ -8 Drag To Pan

A: Mechanism: When a departing group leaves, a nucleophile hits the substrate simultaneously. As a…

Q: VI.Assessment Choose your answer on the words written inside the box: Enzymes Non-enzymatic Browning…

A: We have been asked to solve for part 1-5.

Q: show-all-working-explaining-detailly-each-step Answer should be typewritten using a computer…

A: Given:  Propan-1-ol (CH3CH2CH2OH) and ethanol (CH3CH2OH) would differ in their reactions with PCl5,…

Q: Curved arrows are used to illustrate the flow of electrons. Use he reaction conditions provided and…

A: Step 1:This reaction is nucleophilic addition reactionIn this reaction grignard ( RMgX) act as a…

Q: Which of the following properties of Group I elements decrease(s) with increasing atoinic number? 1…

A: An atomic number of an element is given by its number of protons present in the nucleous. As the…

Q: What pressure is always negative and helps to keep the lungs inflated? pressure 6. a. If…

A: Intrapleural pressure is the pressure which is always negative and helps to keep the lung inflated…

Q: show-all-working-explaining-detailly-each-step

A: Anomalous behaviour means something different.Any element show different properties From other…

Q: Which of the following processes is (are) exothernic? I O(s) + é - O'(s) 2 O(g) - O'(g) + é 3 OKg) +…

A: Electron gain enthalpy: It is defined as the amount of energy released when an electron is added to…

Q: 35. be deduced from the rate equation of the reaction, CH;COCH, + I2 → CH;COCH21 + H* +F given by…

A: The order of a reaction is defined as the sum of of the powers to which the concentration terms are…

Q: 8. The white circles represent H, and the black circles represent N. Reactonts Products 3 H2 + 1 N2…

A: Limiting reagent is the reagent which completely used up in a chemical reaction. Excess reagent is…

Q: The properties of the compound H HHH H н- с— ҫ- с-с-с-с H он он он Он он include: It has 4…

A: Asymmetric carbon :-  A carbon atom which is bonded to four different atoms or groups is called…

Q: fill in the blank draw products

A: In the given reaction we have to predict the product.The reactant is p-bromotoluene and it reacts…

Q: 41. The graph of boiling point against hydrides of Group 14.15.16, !7 (Group IV. V. VI. VII) reveals…

A: Boling  point  direct  proportional  to surface  area and  intermolecular  force  of interactions.

Q: lank 1 Add your answer

A: The fractional distillation ia used to separate the miscible liquids on the basis of boiling point…

Q: Please I need help solving number 15 a&amp;B&amp;c

A: We have 18 g silver nitrate and 10 g of Al, we have to calculate the  1. Mass of Ag produced. 2.…

Q: C Br B most downfield

A:

Q: . The Rutherford gold-foil experiment led to the discovery of I The electron 2 The neutron 3 The…

A: Rutherford experiment only told about the positive charge nucleus and its properties. neither…

Q: modified true or false Performing Liebermann’s nitroso test on pentanamine will result to…

A: Given statement is :  Performing Liebermann’s nitroso test on pentanamine will result to…

Q: 76. What weight of 98.5% KHP (204g/mol) is equivalent to 40mL of 0.1 NaOH?

A: Volume of NaOH solution = 40 mL = 0.040 L  ( given )  Normality of NaOH Solution = 0.1 N.    ( given…

Q: In which of the following reaction(s) will AH be positive? 1 2 -ə + (8).0 O(g) O(g) O(g) +e O'(g) +e…

A:

Q: The difference between methyl orange manual And the red instance guide

A: the solution is shown below.

Q: Think about the situation where you are investigating the relationship of study time vs. exam grade.…

A: Few questions about data interpretation, which is to be accomplished.

Q: Some species which have five unpairec clcetrons in the 3d subshell include I A manganese atom 2 An…

A: The question is based on the concept of electronic configuration . We have to identify the atoms or…

Q: Identify the conjugate acids in the following acids-base equilibrium (Fe(H;O)«]*(aq) + H20(1) =…

A: An acid is defined as the substance or a species that can donate protons in a solution whereas a…

Photochemistry

Photochemistry is the part of chemistry that studies the various mechanisms of reactions that are triggered by the presence of light energy. It also helps to study the changes involved in a molecule that can undergo the absorption of radiation.