Sulfurous acid reacts with aluminum hydroxide.  What is the sum of the coefficients for the reactants and products?

Q: If the mass of a truck is doubled-for example, when it is loaded-by what factor does the kinetic…

A:

Q: Water (2430 g ) is heated until it just begins to boil. If the water absorbs 5.85×105 J of heat in…

A: The specific heat can be defined as the amount of heat per unit mass that is needed to raise the…

Q: Molten gold poured into a mold solidifies at atmospheric pressure, with the gold defined as the…

A: The given information says that molten gold is poured into mold which gets solidify by cooling down…

Q: In the laboratory a student finds that it takes 173 Joules to increase the temperature of 11.1 grams…

A: Given heat is 173 j

Q: How is kinetic and potential energy differ?  How are they related?  Please citean everyday situation…

A: When an object is at rest the body is said to possess potential energy. in another case when the…

Q: If 89 J of heat are added to a pure gold coin with a mass of12 g, what is its temperature change?

A: Given that: Amount of heat is given (Q) = 89 J                     Mass of gold (m) = 12 g To find:…

Q: which of the following has the greatest amount of potential energy  A. a ball at the top of a hill…

A: answer:- This question is answered by using the simple concept of potential energy which is directly…

Q: H,O*, heat

A: The given molecule is named as heptane-2,6-dione, and is reacting with H+ in the presence of heat…

Q: Aluminum reacts with copper (II) sulfate.  What is the sum of the coefficients for the reactants and…

A: The balanced chemical equation for the reaction between Aluminum and copper(II) sulfate is as shown…

Q: Solid sodium hydrogen carbonate (also known as sodium bicarbonate) can be decomposed to form solid…

A:

Q: Calculate the temperature change that occurs when 274 cal of heat are added to 24 g of water. The…

A:

Q: Zinc reacts with oxygen to form zinc oxide.  What is the sum of the coefficients for the reactants…

A: Zinc metal reacts with oxygen gas to produce zinc oxide. The balanced chemical equation is given by

Q: Mercury (II) oxide decomposes into mercury metal and oxygen.  What is the sum of the coefficients…

A: Mercury (II) oxide decomposes into mercury metal and oxygen.  2 HgO (S) ----------->  2 Hg(l)   +…

Q: What kind of kinetic energy is most often produced from chemical energy in chemical reactions?

A:

Q: The flow of energy due to a temperature difference is known as __________. A.Heat B.Temperature…

A: We know that Heat is form of thermal energy which is transfered between two systems with…

Q: When the automobile brakes to it stop is the lost kinetic energy converted mostly to heat or some…

A: When brakes are applied, the kinetic energy of the car is converted to some other form of energy and…

Q: A 63.3 g sample metal with a specific heat of 0.368 J/g°C is heated using 1873 J of energy. By what…

A:

Q: Acetylene  C2H2  gas is often used in welding torches because of the very high heat produced when…

A:

Q: What would happen to an objects potential energy as it begins moving?

A: Ans -potential energy would disappear  reason; potential energy  of an object  is being transferred…

Q: Sodium bromide reacts with mercury (II) nitrate.  What is the sum of the coefficients for the…

A: From given  We are giving balanced equation for sodium bromide and mercury (II) nitrate and from the…

Q: If the mass of a truck is tripled-for example, when it is loaded-by what factor does the kinetic…

A: 1) mass is tripled  2) mass becomes one fifth

Q: A sample of gaseous helium is heated with an electrical coil. If 932 Joules of energy are added to a…

A: We can use the formula  Q= m x c x ∆T  Or  Q = m x c x (Tfinal - Tinitial)  Now Q = Heat = 932…

Q: If 756 cal of heat were added to 64.8g of Al at 32.5 degrees celsius, What is the final temperature…

A: Given: Mass of Al = 64.8 g. Amount of heat added = 756 cal. And initial temperature = 32.5 oC

Q: must justify your choice with a calculation.

A:

Q: Magnesium carbonate decomposes into magnesium oxide and carbon dioxide. What is the sum of the…

A: Interpretation - To tell about the sum of the coefficients for the reactants and the products when…

Q: Copper (II) sulfate pentahydrate is heated to drive off the water.  What is the sum of the…

A: Given that ,  Copper (II) sulfate pentahydrate is heated to remove water from it. We need to find…

Q: Fill in the blanks: 1. The two things that make up the are the system and In an exothermic process,…

A: We have to fill in the blanks below

Q: If { = 0, which of the following may be true?

A: According to quantum mechanics, there are four types of quantum numbers. The electrons are filled in…

Q: List some examples of kinetic energy.

A: Kinetic energy could be defined as the energy that is found in objects that are moving. The energy…

Q: Sulfuric acid reacts with ammonium hydroxide.  What is the sum of the coefficients for the reactants…

A: Sulfuric acid (H2SO4) on reaction with ammonium hydroxide (NH4OH) gives ammonium sulfate ((NH4)2SO4)…

Q: Silver sulfide reacts with aluminum metal.  What is the sum of the coefficients for the reactants…

A: A balanced chemical equation is that in which all the reactants and products are written with their…

Q: A 43.97 kg cheetah is running after a gazelle at 22.49 m/s. What is the kinetic energy of this…

A: Given mass of cheetah  = 43.97 kg  velocity               = 22.49 m/sec Kinetic Energy    = ?

Q: An automobile engine generates 2140 Joules of heat that must be carried away by the cooling system.…

A:

Q: heat flows out of the flask and into the bath. Calculate the new temperature of the water bath. You…

A:

Q: Hydrobromic acid reacts with sodium hydroxide.  What is the sum of the coefficients for the…

A:

Q: The quantity of heat required to change the temperature of 1g of a substance by one degree Celsius…

A: The answer is given as :

Q: The average kinetic energy of water molecules in a swimming pool of boiling water is larger than a…

A: 1. False Both swimming pool and cup are open systems, the heat released by the water in both systems…

Q: Calculate the maximum safe operating temperature the engineer should recommend for this reaction.…

A: Dinitrogen difluoride gas = N2F2 Mass of N2F2 = 0.107 Kg or 107 gm

Q: Once he executes the daring jump out of the plane the skydivers energy is converted to what type of…

A: When we have velocity then the kinetic energy is considered.

Q: Acetic acid reacts with barium hydroxide.  What is the sum of the coefficients for the reactants and…

A: A balanced chemical equation is that in which all the reactants and products are written with their…

Q: Nitrogen reacts with hydrogen to form ammonia.  What is the sum of the coefficients for the…

A: Nitrogen (N2) reacts with hydrogen (H2) and produces ammonia gas (NH3).  N2(g)+H2(g)→NH3(g)

Q: How do you call the technique used to determine the heat gained or lost by a substance during a…

A:

Q: Calculate the temperature of the gas.

A:

Q: Oxygen reacts with hydrogen to form water.  What is the sum of the coefficients for the reactants…

A: Oxygen reacts with hydrogen to form water.

Q: Suppose object A has quadruple the specific heat and double the mass of object B. If the same amount…

A: Using Q = m.c.∆T for B  Q = m.c.∆T  Now use it for A  Q = 2m.4c.∆T' Now, divide both  1 = ∆T / 8∆T'…

Q: You are asked to study how much table sugar can be mixed or dissolved in water at different…

A: Dissolution can be either an exothermic process or an endothermic process. An exothermic process…

Q: Acetylene  C2H2  gas is often used in welding torches because of the very high heat produced when…

A: Acetylene gas reacts with oxygen to produce carbon dioxide gas and water vapor. The following…

Q: A student sets up the following equation to convert a measurement. (The ? stands for a number the…

A: Consider the given conversion is as follows; 0.060 Jmol .        =  ? kJmol We know that, 1 J =…

Q: Box A and B are the same size and are connected by an open door. Box A is warmer at one instant in…

A: The given data : The size of both the boxes = same  They both are connected to open door The Box A…