Which of the following is the best Lewis symbol for oxygen? • View Available Hint(s) ▼ Part B How many electrons should be shown in the Lewis symbol for hydrogen? Express your answer as an integer. • View Available Hint(s) :o:

Q: how to use the equation of the line to calculate the arrhenius pre-exponential factor a   y =…

A: Equation : y=-1.3376×104 x+ 34.073

Q: >List four metals that occur as elements in their natural state.

A: Native element minerals occur in nature in uncombined form and they have a distinct mineral…

Q: the characteristics of the mixtures to be separated and pick a compatible separation technique. How…

A: To separate salt from a mixture of salt ,we have two methods 1 Dissolve  the mixture in the water…

Q: 2 Fe + O2→2 FeO 1. The numbers in red boxes are... A. subscripts B. coefficients C. reactants D.…

A: The chemical on left side of arrow are consider as reactant on right side it is consider as product.…

Q: In mixing of chemical solutions, the solution inside the tank is assumed to be well mixed. It means…

A: Given : The solution inside the tank is well mixed.

Q: B. Calculate the following information. USE THE FACTOR-LABEL METHOD TO DO YOUR CALCULATIONS!!! 1. A…

A: The density of a solution is calculated by the formula: Density=MassVolume   Note: Since you have…

Q: Which of the following will cause an instrumental deviation in Beers Law? I. stray light II.…

A: Answer  Which of the following will cause an instrumental deviation in…

Q: A homogeneous mixture of two or more substances is called ________   a. a mess. b. a solution. c. an…

A:

Q: 36. The are...................Production of plastic products. O A. Seven. B. Four. C. Three. D. Six.

A: There are seven types of plastics produced: 1. Low density polyethylene 2. High density polyethylene…

Q: Identify the correct product(s) for the reaction below. 1. Hg(OAc)2, H20 2. NABH4 а. OH b. OH c. он

A:

Q: 1.) Methane (CH,) is a greenhouse gas, with the potential to raise global temperatures 20 times…

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

Q: A theoretical plate is: the theoretical glassware it takes to distill a specific mixture. an…

A: We need to find what is a theoritical plate.

Q: Please help me with this 2 questions. Question 1 has parts to it. I have to show the work. Thank you

A: We are authorized to answer three subparts at a time, since you have not mentioned which part you…

Q: 5. Which tablet size and the liquid combination resulted in the fastest dissolution times? A.…

A: Solving only first question in accordance with the guidelines. We will answer this question using…

Q: A. Solubility of Solids in Liquids Put equally small amount (1/2 teaspoon) of the substances listed…

A:

Q: The process in which adding a chemical compound to another chemical compound and observe physical…

A: Since we are observing physical changes only. Physical properties reflect quality of a substance.…

Q: You are in a far-flung area, you need what type of container to safely contain/handle hydrochloric…

A: To find type of container to safely contain/handle hydrochloric acid a. coke liter container b.…

Q: (a) Observation on adding acid to zinc When a acd is added to ziha nappening where tine is abidizeod…

A: Since you have posted multiple questions, we are answering first for you. To get the remaining…

Q: Describe the properties of the solid,liquid, and gaseous states.

A: Solids, liquids and the gaseous states are the types of matter, which surrounds us. Properties of…

Q: Could the remaining questions be answered as well?

A: (4) To find out the mass fraction of the saturated solution of NaOH.

Q: Question 35 Which of the following will cause an instrumental deviation in Beers Law? I. stray light…

A:

Q: In titration, what solution is placed inside the Erlenmeyer flask? Group of answer choices diluted…

A: During titration two solutions are used. One with known concentration which placed in burette.

Q: What would part A and B be?

A:

Q: On a balance mass an amount of potassium hydrogen phthalate (KHP) needed to neutralize approximately…

A: KHP is Potassium Hydrogen Phthalate. Molarity of NaOH = 0.1M  Volume of NaOH solution. = 12 mL =…

Q: . Are these results precise? Explain.

A: No, these results are not precise.

Q: 2) Which of the following is intensive property? A. The amount of energy produced upon burning…

A: Intensive property is the property of matter which is specific and doesn't change with the amount…

Q: Q22:  Phosphate buffer solution is purchased as a(n) 2x stock solution. The solution is more…

A:

Q: identify the michaelldonor and michael ассeptor

A:

Q: Discuss the various ways in which chemistry has influenced the art world, a. including the…

A: Chemistry has had a significant impact on the art world in various ways, ranging from the…

Q: placed in separate containers labeled Sample A and Sample B. Both containers were left open until…

A: Solution: We know homogeneous solution is a mixture of two or more substances. As homogeneous…

Q: What is the scientific method answers to the freezing point of water

A: Freezing point of water is 0 oC.

Q: A chemist needs to determine the concentration of a sulfuric acid solution by titration with a…

A: To determine the concentration of the original sulfuric acid solution, we can use the concept of…

Q: For Question 2 and 3 please refer to the following diagram. The following data and diagram represent…

A: The relation of concentration and absorbance can be find with the help of graph between them. Here…

Q: Give the four different types of physical states and their symbols.

A: Physical states of matter are interconvertible. one state can be converted to other by exchange of…

Q: 5. Laboratory gowns can be useful to protect us (a) Chemical spilling on your face (b) Chemicals…

A: Laboratory safety precaution are must to avoid the incidence in the laboratory.

Q: Part 1: Color the 4 blocks of the tablea unique shade. Be sure to label each block by its proper…

A: i