Heating a certain pure solid completely decomposes it into a solid and a gas, each ofwhich is also a pure substance. Which of the following is/are reasonable conclusionsregarding these observations?1. The solid is a compound and the gas is an element.2. At least one of the products is an element.3. The original solid is not an element.O1 onlyO 2 onlyO 3 onlyO 1 and 21, 2, and 3 A 7.45 g sample of calcium carbonate completely decomposes into calcium oxide (lime) and carbon dioxidegas when heated. If 4.17 g calcium oxide is produced, what mass of carbon dioxide must have been formed?) 3.28 g31.10 g11.62 g)2.48 g0.56 g

Answer :- 1) only 3 i.e. The original solid is not an element.…

À 7.45 g sample of calcium carbonate completely decomposes into calcium oxide (lime) and carbon dioxide gas when heated. If 4.17 g calcium oxide is produced, what mass of carbon dioxide must have been formed? 3.28 g 31.10 g O 11.62 g 2.48 g 0.56 g

À 7.45 g sample of calcium carbonate completely decomposes into calcium oxide (lime) and carbon dioxide gas when heated. If 4.17 g calcium oxide is produced, what mass of carbon dioxide must have been formed? 3.28 g 31.10 g O 11.62 g 2.48 g 0.56 g

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

See similar textbooks

Related questions

Q: Calcium chloride is 36.11% calcium. How many grams of calcium are present in 2.55 x 103 g of calcium…

A: The mass percent of the calcium in calcium chloride is = 36.11 % The mass of calcium chloride is =…

Q: A container has 5.80 x 1023 molecules (aka atoms) of bromine gas. Calculate the mass (in g) of…

A: Bromine gas = Br2 Molar mass of Diatomic Br2 gas = 159.808 g/mol 6.022 x 1023 molecules mass =…

Q: Chemical analyses conducted by the first Mars Rover robotic vehicle in its 1997 mission collected…

Q: A 12.39g sample of phosphorous reacts with 42.54g of chlorine gas to form only phosphorous…

Q: In a lab experiment, 5.66 g of Mg reacts with sulfur to form 13.13 g of magnesium sulfide. How much…

A: From data find the how much magnesium sulfide would be formed if 5.66 g of Mg were reacted with…

Q: Based on the law of conservation of mass, how many grams of hydrogen gas, x, are formed by the…

A: Given, 66.0 g zinc + 72.9 g hydrochloric acid produces 136.3 g zinc chloride+ x g hydrogen gas. We…

Q: * Question Completion Status: Barium oxide was synthesized form the reaction of barium and oxygen in…

A: Barium reacts with oxygen to form barium oxide. The equation for the balanced chemical reaction is…

Q: The density of gold metal is 19.3 g/cm3, while that for silver is 10.5 g/cm3. Suppose you had the…

Q: Two elements, R and Q, combine to form two binary compounds A and B. In the compound A, 10.50 g of R…

A: The law of multiple proportions states that if two elements combine with each other to form more…

Q: Two different compounds are obtained by combining nitrogen with oxygen. The first compound results…

Q: When the supply of oxygen is limited, iron metal reacts with oxygen to produce a mixture of FeO and…

A: Amount of iron = 20.00 g Amount of oxygen gas = 11.83 g Atomic weight of iron = 55.847 g We have…

Q: A sample of oxygen gas weighs 28.4 g. How many atoms of oxygen are present in this sample? The…

A: Here we have told that a sample of oxygen gas is weighed at 28.4 g. Now we have to tell how many…

Q: Cryolite, Na3AlF6(s), an ore used in the production of aluminum, can be synthesized using aluminum…

A: Given information: Mass of Al2O3 = 12.4 kg Mass of NaOH = 57.4 kg Mass of HF = 57.4 kg

Q: A student synthesizes tin oxide to create a compound with generic formula SnxOy. She does this by…

A: Given : mass of product= 39.10 g Mass of tin = 30.80 g

Q: Solid potassium and oxygen gas react to produce solid potassium peroxide, K2O2. Assume the reaction…

A: 1) Write the balanced chemical equation for the given chemical reaction. 2) From the balanced…

Q: The compound phthalic acid consists of carbon, hydrogen and oxygen. When a 1.969 g sample of…

A: First calculate the number of moles and mass for C and H. Use that to calculate mass of O and its…

Q: Two samples of calcium fluoride are decomposed into their constituent elements. The first sample…

A: The first sample produced, mass of calcium =0.154 g Mass of fluorine = 0.146 g Second sample…

Q: A student is running an experiment in which 48.1 grams of MgBr2 is needed, but the only jar of…

A: Given Mass of MgBr2 needed = 48.1 g

Q: Determine the mass in grams of 6.96 × 102¹ atoms of carbon. (The mass of one mole of carbon is 12.01…

A: Mole is defined as mass of substance divide by it's molar mass

Q: Use the sample experimental data to calculate the mass of sample (BaCl2•xH2O) Mass of pan 15.110 g…

A: A question based on general chemistry that is to be accomplished.

Q: A 14.56 g sample of phosphorus reacts with 41.38 g of chlorine to form only phosphorus trichloride…

Q: Determine the mass in grams of 7.21 × 10²¹ atoms of carbon. (The mass of one mole of carbon is 12.01…

A: Mole concept: The number of molecules or atoms present in the one mole of the substance is equal to…

Q: 32 g of sulfur will react with 48 g of oxygen to produce 80 g of sulfur troxide. If 20 g of sulfur…

A: Mass of S = 20 gMass of Oxygen(O2) = 100 gMolar mass of S = 32.06 g/molMolar mass of O2 = 32…

Q: A 22.55 g sample of alum is heated in an oven to drive off all the water from the solid. Determine…

A: Answer

Q: A 2.25 g sample of titanium metal is burned in an oxygen atmosphere to produce 3.75 g of a titanium…

A: Given that the mass of Titanium is 2.25 g and the mass of oxide is 3.75 g of Titanium oxide. The…

Q: Determine the mass in grams of 7.98 × 10²¹ atoms of carbon. (The mass of one mole of carbon is 12.01…

Q: Consider the following reaction: 4 Al + 3 O2 → 2 Al2O3 A mixture of 82.5 g of aluminum and 117 g…

Q: A 0.580 g sample of calsium(Ca) is allowed to burn in 2.530 g of oxygen gas(O2). The sole product is…

Q: If 21.4 g of aluminum is reacted with 91.3 g of Fe2O3, the prodücts will be Al2O3 and iron. What…

A: Limiting reagent: In a chemical reaction, the reagent that totally consumed is known as a limiting…

Q: Two different compounds are obtained by combining nitrogen with oxygen. The first compound results…

A: First we need to calculate the mass ratio of O to N in first and second compound by using the mass…

Q: Determine the mass in grams of 7.75 x 1021 atoms of carbon. (The mass of one mole of carbon is 12.01…

A: Given,the mass of one mole of carbon = 12.01 gNumber of carbon atoms = 7.75×1021 atomsHere, we are…

Q: 15.0 g of iron is allowed to react with air to produce Iron III Oxide. If the reaction is complete,…

A: solution is followed as:

Q: A scientist is trying to discover information about an unknown metal in a compound. The formula for…

A: Step - 1Formula for the compound = XBr3Means in 1 mol of compound 3 mol of Bromine are…

Q: A student reacted 15.000 g of Lead with 2.325 g Sulfur to form Lead Sulfide. How much grams of Lead…

A: Given: Mass of Pb=15.000 g Mass of S=2.325 g Chemical equation : Pb (s) + S (s) → PbS (s) 1 mol 1…

Q: Determine the mass in grams of 6.03 × 10²¹ atoms of carbon. (The mass of one mole of carbon is 12.01…

A: The given mass of 1 mole of carbon atoms = 12.01 g So, the mass of 6.022×1023 atoms of carbon =…

Q: %3D The mass of 2.21 x 1040 atoms of iron (molar mass = 55.845 g/mol) is O 2.78 x 104 g. 2.05 x 102g…

Q: A 2.58 g sample of a compound consisting of carbon, hydrogen, oxygen, nitrogen, and sulfur was…

Q: Consider the reaction between barium and sulfur: Ba(s) + S(s) BaS(s) Both barium and sulfur also…

Q: Metal Ca Fe Cu Mg Observations All the calcium reacted in less than 30 seconds. There was a vigorous…

A: Reactivity of various metal with HCI .

Q: If 75.0 g of AlCl3 has been produced, what mass of Al has been consumed (in grams)?

A: Here we are required to find the mass of Al consumed.

Q: A scientist is trying to discover information about an unknown metal in a compound. The formula for…

Q: A 10.5 g sample of lithium is reacted with 18.5 g of fluorine to form lithium fluoride: Li + F2 →…

A: Given, A 10.5 g sample of lithium is reacted with 18.5 g of fluorine to form lithium fluoride:Li +…

Q: A 0.500 g mixture of Cu₂O and CuO contains 0.425 g of Cu. What is the mass of CuO in the mixture?…

Q: In a combustion reaction, 38.2 g of hydrocarbon reacts with 96.0 g of oxygen to produce water and…

A: Given: Mass of hydrocarbon = 38.2 g Mass of oxygen = 96.0 g Mass of water =…

Question

Heating a certain pure solid completely decomposes it into a solid and a gas, each of
which is also a pure substance. Which of the following is/are reasonable conclusions
regarding these observations?
1. The solid is a compound and the gas is an element.
2. At least one of the products is an element.
3. The original solid is not an element.
O1 only
O 2 only
O 3 only
O 1 and 2
1, 2, and 3

A 7.45 g sample of calcium carbonate completely decomposes into calcium oxide (lime) and carbon dioxide
gas when heated. If 4.17 g calcium oxide is produced, what mass of carbon dioxide must have been formed?
) 3.28 g
31.10 g
11.62 g
)2.48 g
0.56 g

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

This is a popular solution!

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Trending now

This is a popular solution!

Step by step

Solved in 2 steps

SEE SOLUTION Check out a sample Q&A here

Similar questions

Determine the mass in grams of 5.36 x 10^21 atoms of chromium. (the mass of one mole of chromium is 52.00 g.)
A 12.39 g sample of phosphorus reacts with 42.54 g of chlorine to form only phosphorus trichloride (PCI3). If it is the only product, what mass of PC13 is formed? 140.01 g 54.93 g 30.15 g 79.71 g 91.86 g
the mass of Cu (63.35 g/mol) used to create Cu2S was 41.95 grams. what theoretical mass of Cu2S (159.16 g/mol) can be produced?
An analytical chemist measures the amount of Elements E₁ and E₂ in four samples of an unknown Substance. sample of E1 1 2 3 mass mass of E2 4 16.0 g 9.1 g 17.1 g 9.8 g 18.5 g 10.6 g 12.0 g 6.9 g It's known that X contains no elements other than E₁ and E₂. Using this information, answer the questions in the table below. Is X a pure substance or a mixture? If you don't have enough information to decide, choose can't decide. If you said X is a pure substance, calculate the mass of Element E₁ the analytical chemist would find in a new 10.0 g sample of X. Round your answer to 2 significant digits. O pure substance O mixture O (can't decide) g
13.0 g of titanium reacted with 60.0 g of bromine. In this reaction, assuming 100% yield, 69.0 g of titanium(IV) bromide were produced and 4.01 g of titanium were left after the reaction. Which reactant was the limiting reactant? Which reactant was the excess reactant? Explain your reasoning using complete sentences.
A 7.57 g sample of calcium carbonate completely decomposes into calcium oxide (lime) and carbon dioxide gas when heated. If 3.09 g calcium oxide is produced, what mass of carbon dioxide must have been formed?
A 4.5364 g sample of barium chloride dihydrate is placed in a beaker with an empty mass of 65.6433 g and heated to an anhydrous form. The combined mass of the residue and the beaker is 66.4405 g. What is the mass of water driven off during heating?
When the supply of oxygen is limited, iron metal reacts with oxygen to produce a mixture of FeO and Fe2O3. In a certain experiment, 20.00 g iron metal was reacted with 11.48 g oxygen gas. After the experiment, the iron was totally consumed, and 3.26 g oxygen gas remained. Calculate the amounts of FeO and Fe2O3 formed in this experiment. A, Mass of FeO = B. Mass of Fe2O3 =
5 g of hydrated barium chloride is heated in a crucible until the mass of the sample no longer changes. The mass of the sample after heating is 4.26 g. Assume that the mass lost during the heating is solely due to the loss of water from the sample. What percentage of water was contained in the barium chloride hydrate?
The average mass of one atom of carbon is 2.00 x 10 –23 g. How many carbon atoms are present in a 40.0 g sample of carbon?
Chlorine gas and solid potassium combine to produce solid potassium chloride. Write a balanced chemical equation for this reaction.
A chemist decomposes samples of several compounds; the masses of their constituent elements are listed. Calculate the empirical formula for each compound. Express your answer as a chemical formula 0.2907 g F, 0.1224 g O 0.524 g Na, 0.569 g As, 0.486 g O 1.443 g Se, 2.591 g Cl