What is the primary difference between a sports drink and an energy drink?   The addition of electrolytes. There is no difference between energy drinks and sports drinks. The addition of sugar. The addition of electrolytes and sugar. The addition of caffeine.

Q: A bottled water is an example of an isolated system

A: An isolated system in thermodynamics is the system in which neither the matter nor the energy…

Q: The Kep of magnesium hydroxide is 2.06 x 10-13 What is its solubility in g/100 g H20? Density of…

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Q: When ammonium chloride dissolves in water, the solution becomes cooler. Is the solution process…

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Q: Chemical Benzene Trichloroethane Chlorobenzene Naphthalene PCB Pb=1.5 g/cm³, 0w=0.3] Kd (mL/g) 0.1…

A: Given,   Chemical Kd(mL/g) Benzene 0.1 Trichloroethane 0.2 Chlorobenzene 0.4 Naphthalene…

Q: a sample of octane is burned in a bomb calorimeter containing 1.00 x 10^2 g H2O. If the water temp…

A: The amount of heat absorbed (or released) by fixed amount of a substance to change its temperature…

Q: calcium salicylate into calcium carbonate

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Q: ow much heat in kcal must be added to 0.79 kg of water at room temperature (20°C) to raise its…

A: We know that Q = m × c × ∆ T m = mass of water  = 0.79 kg c = specific heat of water = 1 K cal / kg…

Q: Why is that the surrounding temperature of ice cubes is cold and has condensation? What process…

A: In this problem we are required to explain why the temperature around the ice cubes are cold and why…

Q: For the reaction: 2H2O(l) + 137 kcal → 2H2 (g) + O2 (g), how many kcal are needed to form 0.5 moles…

A: Since in the above reaction we can see that 1 mole of O2 is formed when we give 137 Kcal of energy…

Q: A calorimeter is pictured below. When substances are dissolved in water, they can absorb or release…

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Q: In part 1 of this lab, you will be calculating ArH by conducting constant-pressure calorimetry…

A: Constant-pressure calorimetry is used to measure the change in enthalpy, ΔH, for a physical or…

Q: aqueous layer OH (acid) "HCI layer" + dilute NaOH (aq) solution + NaCl (aq) (neutral) (base) +…

A: In aqueous solution, ionic compounds are mostly soluble where in organic layer organic compounds are…

Q: To a test tube containing 5.0 ml of 1.00 M NaOH at 27°C in a calorimeter, 5.0 ml of 2.00 M HNO3 at…

A: To a test tube containing 5.0 ml of 1.00 M NaOH at 27°C in a calorimeter, 5.0 ml of 2.00 M HNO3 at…

Q: Is this reaction exothermic, endothermic, or neither? If you said the reaction was exothermic or…

A: A.) Endothermic reaction is that in which heat is absorbed and temperature fall down.  Exothermic…

Q: Using the values for the solubilities of boric acid, salicylic acid and disodium citrate, calculate…

A: A saturated solution is the one in maximum amount of given solute in soluble. In the question it is…

Q: What are the forms of the micronutrients in soil solutions? How does their availability change with…

A: This question has been asked in two parts : (a) forms of micronutrients in the soil solution (b)…

Q: Calculate the heat capacity, in calories per degree, of 28.4 g of lead. Specific heat of lead is…

A: 1- First we will determine the heat capacity in J/°C  We know that,  Heat capacity = [ specific heat…

Q: 1. Write balanced chemical equations for the dissolution of acetic acid (CH3COOH) and sodium acetate…

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Q: A chemical pack contains a small pouch of water surrounded by an ionic compound. To activate the…

A: In this case, temperature of the system is increased. i.e heat is evolved in the reaction.    We…

Q: Calculate the theoretical yield of 2mL of vegetable oil saponification reaction with 2mL of 6M NaOH…

A: Explanation The theoretical yield of a saponification reaction can be calculated by considering the…

Q: How much heat in kcal must be added to 0.47 kg of water at room temperature (20°C) to raise its…

A: Specific heat :- The amount of heat required to rise the temperature of 1 gram or 1 kg of a…

Q: 11 g of CaCl₂ are dissolved in 125 g of water. The calorimeter indicates a temperature change of…

A: Given the mass of water taken, m = 125 g Temperature change of water, ∆T = 2.5 oC

Q: What are the important implications for environmental chemistry of the fact that aquatic bacteria…

A: Microorganisms include members of the plant kingdom, protozoa, bacteria, and fungi. These organisms…

Q: 1. Complete the following: Name of product: pastry crisps fat grams _x 9 kcal/g kcal %3D Mass in one…

A: Total grams multiplied by energy in Kcal/g will help in calculation of total calories.

Q: What is the difference between dissolved oxygen and oxygen in air?   Why is D.O. an important…

A: Dissolved oxygen (DO) and oxygen in air refer to two different forms of oxygen. Oxygen in air refers…

Q: Three common compounds used in "ice melt" are magnesium chloride, calcium chloride and sodium…

A: #(a): Solubility(S) is calculated as the moles of solute per L of the solution.  Given 37.45 g CaCl2…

Q: By placing a bottle of hydrochloric acid next to another of ammonia and removing the corks from…

A: Note: ammonia donates its lone pair to proton forms ammonium ion. Therefore it is called…

Q: A student performed the procedure described in the lab manual using 49.9 mL of 1.0 M HCI and 49.3 mL…

A: Molarity of HCl = 1.0 MVolume of HCl: 49.9 mLMolarity of NaOH = 1.0 MVolume of NaOH = 49.3 mLInitial…

Q: An intern working in a research lab knocks over a beaker containing an important solution. The…

A: Given data,Initial molarity=1.17MInitial volume=1.50LVolume left after spilling=0.20LFinal…

Q: I have a large cube of salt. What is a potential way of increasing the surface area of the salt…

A: Given answer of choices,    Dissolve the large salt cube in water    The large salt cube has the…

Q: 4. This question is related to chemical potential in a solution and how it relates to physical…

A: a) Boiling point of any liquid is the temperature at which the vapour pressure of liquid becomes…

Q: An intern working in a research lab knocks over a beaker containing an important solution. The…

A:

Q: Calculate AH for the reaction NH3 (g) + 5 O2 (g) → 4 NO (g) + 6 H,O (g), from the following data. N2…

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Q: Answer Bank a burning match the reaction inside a chemical heat pack boiling water popcorn popping…

A: Exothermic is the process or reaction by which energy is released in the form of heat or light. On…

Q: 4. The solubility of sucrose is 320 g/100 g H20 at 70°C. a. How much sucrose can dissolve in 200 g…

A: a) Since the solubility of sucrose will be determined by: 320100 = x200x = 320 × 200100x = 640 g So,…

Q: Flow Diagram for Mixtures You are given a mixture of three solids: AgCl, NaCl, and PbCl2. The…

A: Characteristics of three compounds: 1. NaCl is soluble in both hot and cold water . Step I: when we…

Q: When 3.02 g of NH4Cl  is dissolved in enough water to make 20.05 mL of solution, the temperature…

A: To find enthalpy change, first find q of reaction by using formula of q. Then divide the calculated…

Q: is soluble in water. Its water solution is neutral. When the solid substance is heated, brown…

A: A is sugar as it given neutral solution and forms brown caramal on heating

Q: A 1 mL sample of glycogen was calculated to contain 21 µmol (micromole) glucose. To 1 mL of this…

A: This question is from basic mole concept .

Q: Is dissolving AgNO3 in water an exothermic or endothermic process? What about dissolving MgSO4 in…

A: A chemical reaction in which heat energy is released is called exothermic reaction. Enthalpy is…

Q: A 1 mL sample of glycogen was calculated to contain 35 µmol (micromole) glucose. To 1 mL of this…

A: Given, Volume of sample of glycogen = 1 mL Moles of glucose = 35 micromole HCl volume = 2mL…

Environmental Pollution

Environmental pollution occurs due to some unwanted alteration in the surroundings which results in unfavorable effects on all organisms of that surrounding.