Unit 9: Compounds - PS Test The table below shows the pH and reaction to litmus of four different body fluids. Body fluids pH Red litmus Blue litmus Blood 7.4 Turns blue No change Bile 8.2 Turns blue No change Saliva 6.8 No change Turns red Gastric juice No change Turns red 1.7 The table indicates that saliva is O slightly basic O slightly acidic O very acidic very basic

Q: Give the systematic name of each covalent compound. Spelling counts. SF2 : P4S3 : CO : P3N5:…

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Q: Which best describes the pH scale? Acids measure below 7. Bases measure below 7. O Acids and bases…

A: The pH scale is defined as a scale which is used to calculate the concentration of hydrogen ions in…

Q: Describe how the balanced chemical equation above illustrates the law of conservation of matte

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Q: Classify Surfactants into: Anionic, Cationic, Non-ionic and Amphoteric.

A: Answer:   The classification of Surfactants into Anionic, Cationic, Non-ionic and Amphoteric is…

Q: What type of reaction is displayed below? AGNO3 + KI KNO3 + Agl A synthesis decomposition single…

A: In a synthesis reaction, only one product is formed with more than 1 reactant. (For Example:-  A +B…

Q: Solve step by step, explain How many atoms are there in 10 grams of ¹2C? Avogadro's number…

A: Solution:-Given thatmass of C12=10 gramAvagadro Number (NA)=6.023×1023 g/mol

Q: ame the compounds. Spelling counts. NI,: Nitrogen triiodide P,S3: Phosphorus sesquisulfide Incorrect

A: NI3 = Nitrogen triiodide P4S3 = Tetraphosphorus trisulfide

Q: determine the mass in grams of 1.7 moles of NaCl

A: The data provided in the question are:→  Given moles of NaCl = 1.7 moles → Calculate :…

Q: Categorize each of the following as a physical or chemical change. Explain your reasoning: a)…

A: The problem is based on physical and chemical change. Phycisal changes are that changes where the…

Q: Which figure from the diagram represents the molecules with the least kinetic energy? Directions:…

A: Internal energy=Kinetic energy+potential energyKinetic energy-motion, thermal energy stored. As we…

Q: What type of reaction is displayed below? 2AI + 3NIBr2 - 2AIBr3 + 3Ni synthesis single replacement…

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Q: Determine the mass in grams of 1.1 moles of NaCl

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Q: pitcher.  What would help Albert increase the rate at which his Gatorade dissolves   A. adding sugar…

A: Explanation: Stirring the mixture helps to expose more solute to solvent, thus increasing the rate…

Q: How many o and a bonds are in each compound? :C0: number of o bonds: number of n bonds: number of o…

A: The sigma bonds are made by head-head overlapping and the pi bond are made by lateral overlapping

Q: You need 180 mL of a 45% alcohol solution. On hand, you have 5% alcohol mixture. You also have 65%…

A: Let's say solution 1 has 5% alcohol and solution 2 has 65% alcohol Let's assume sol 1 has taken x ml…

Q: 200.0 mL of a 0.830 M solution of KCl is diluted to 600.0 mL. What is the new concentration of the…

A: V1C1=V2C2C2=V1C1V2

Q: 9:33 AM Tue Mar 26 LA-Science 7 r03.core.learn.edgenuity.com Types of Chemical Reactions Instruction…

A: The question is asking for the product of a synthesis reaction between nitrogen (N2) and hydrogen…

Q: Do you expect soap scums to produce in water containing MgCl2 and CaSO4?

A: The answer is true. the soap will produce scum with such water.

Q: In a combustion reaction, which products are typically produced? CO2 and CO CH4 and CO2 H2O and…

A: In a combustion reaction the products that are produced are CO2 if combustion is complete or CO if…

Q: Write the balanced chemical equation for the reaction shown. CI HO balanced chemical equation: NaCI,…

A: For a balanced chemical equation, the number of atoms in reactant should be equal to number of atom…

Q: Determine the mass in grams of 2.25 × 10²¹ atoms of copper

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Q: Determine the percentage by mass of each element in the following compounds. (Round your answers to…

A: Na2CO3 atomic mass of Na=23 gm atomic mass of carbon C=12 gm  atomic mass of Oxygen O=16 gm total…

Q: Please answer in tipping format

A: To provide a deep explanation of the given reaction sequence and identify any errors in the initial…

Q: In a combustion reaction, which products are typically produced? CO2 and CO CH4 and CO2     H2O and…

A: In general, the combustion refers to the burning of the fuel.

Q: Label parts of an equation Fe + 2HCI FeCl, +

A: The given equation is a chemical reaction. In a chemical reaction, substances (the reactants) change…

Q: QUESTION 13 According to naming rules, the types of compound that use prefixes in their names are A)…

A: Types of compounds that use prefixes in their names.

Q: Label the parts of the equation correctly. 2 H2 + O2 2 H2O

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Q: Please step by step answer and don't use ASI Answer please

A: To determine the correct quadratic equation for solving  x without the "small- x " approximation, we…

Q: Determine the mass in grams of 7.83 ✕ 1024 molecules of SF6

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Q: The equations below describe the conversions between the three scales: K= C + 273 15 F = 95 C + 32…

A: Given: Boiling point of Octane TbO=126 oC Boiling point of ethanol TbE=173 oF