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Chemical Equations
Page 10
Questions (957)
Which of the following chemical equations shows the Law of Conservation of Mass?
responses N2+H2→NH3 K+MgBR→KBR+Mg
1 answer
asked by
mom
29 views
Balance the following the chemical equation: C2H6 + O2 → CO2 + H2O Blank 1: Blank 2: Blank 3: Blank 4:
1 answer
asked by
kary
34 views
Column A
1. A: A 2. B: d B 3. C: C 4. D: D Column B a.coefficient b.reactants c.products d.subscript
1 answer
asked anonymously
10 views
12. Using the chemical equation for photosynthesis, choose the correct number of atoms from the drop down box for the element
1 answer
asked by
Grilled Cheese
69 views
Balance the following the chemical equation:
a 1:2:1:1 b 1:1:1:2 c 1:1:2:1 d 2:1:1:1
1 answer
asked anonymously
17 views
Balance the following the chemical equation:
_Na2O + _ CaBr2 ---> _ NaBr + _ CaO a 1:1:2:1 b 2:1:1:1 c 1:2:1:1 d 1:1:1:2
1 answer
asked by
URMUM
56 views
Balance the following the chemical equation:
a 1:1:2:1 b 2:1:1:1 c 1:2:1:1 d 1:1:1:2
1 answer
asked by
URMUM
11 views
What is the net ionic equation when H2SO4 is neutralized by NaOH in aqueous solution?
Write the molecular equation. H2SO4 + 2NaOH
3 answers
asked by
Bob
5,166 views
Balance the chemical equation given below, and determine the number of grams of MgO needed to produce 15.0 g of Fe2O3.
_MgO(s)+_F
4 answers
asked by
Mark
3,436 views
Write an equilibrium expression for each chemical equation involving one or more solid or liquid reactants or products.
HCHO2(aq)
4 answers
asked by
Anon
3,337 views
17. You have the following equations:
2S (s) + 3O2 (g) 2SO3 (g), H = 792 kJ 2S (s) + 2O2 (g) 2SO2 (g), H = ? 2SO2 (g) + O2 (g)
3 answers
asked by
JoJo
2,965 views
Which three statements are TRUE of the reactant Oxygen (O2) in the chemical equation above? Choose the 3 correct statements.
a
1 answer
asked anonymously
82 views
Write the balanced equation for (aq) Pb(ClO3)2 and (aq) NaI. Include phases.
What mass of precipitate will form if 1.50 L of
7 answers
asked by
Chelsea
2,520 views
I have tried virtually everything, i can't fogure out this problem. I have 2K^+ + SO4^2- + Ca^2+ + 2I^- --> CaSO4(s) + 2K^+ +
3 answers
asked by
Amy
2,510 views
For the question(s) that follow, consider the following equation.
2Mg + O2�¨ 2MgO How many grams of MgO are produced when 40.0
4 answers
asked by
Anonymous
2,513 views
WRITE THE BALANCED CHEMICAL EQUATION,WRITE THE OVERALL IONIC EQUATION,IDENTIFY THE SPECTOR IONS AND POSSIBLE PRECIPITATES,WRITE
4 answers
asked by
Jasmine
2,218 views
Balance the given chemical equation using whole-number coefficients.
?D2(g)+?O2(g)→?D2O(l) Enter the coefficients in order
3 answers
asked by
Brittany
2,052 views
A coefficient serves which purpose in a chemical equation?(1 point)ResponsesIt shows how many atoms there are of a particular
1 answer
asked by
school
46 views
Hi!! pls i need help!
1) Mg + Al2(So4)3 2)Fe + CuSO4 3)Mg + CuSO4 4)Zn + CuSO4 5)Mg + FeSO4 FOR ALL 5: a)balanced eq b)ionic
3 answers
asked by
Deepa
1,935 views
Balance this equation using oxidation method:I2+HNO3---->HIO3+NO2+H2O
4 answers
asked by
Sadiya
1,941 views
Balance the photosynthesis equation:
CO2+ H2O-> C6H12O6+ O2 Which i think this is Balanced: 6CO2 + 6H2O + energy-> C6H12O6 + 6O2
5 answers
asked by
Lyssa
1,924 views
what is the balanced molecular formula and state for this equation
Mg+Cr(C2H3O2)3=
3 answers
asked by
Lornie
1,854 views
What is the coefficient in front of carbon dioxide when the following equation is balanced?
C3H8(l) + O2(g) → H2O(g) + CO2(g)
3 answers
asked by
Adryan
1,846 views
Is C7h16 + O2 = 7 CO2 + 8 H2O a balance chemical equation?
C balances. H balances (you should capitalize it). O is not balanced.
4 answers
asked by
larry
1,787 views
Solutions of silver nitrate and sodium chromate are mixed. What is the net ionic equation?
I got: 2Ag(aq) + CrO4-2(aq) ->
3 answers
asked by
Sara
1,585 views
Identify the following chemical equations by type.
1. If an electric discharge produces 500 cm3 of ozone (O3), how many cm3 of
4 answers
asked by
UnName
1,574 views
Based on the balanced equation,
C2H4 + 3O2 → 2CO2 + 2H2O calculate the molecules of H2O formed when 135 molecules of O2 are
3 answers
asked by
Marissa
1,585 views
how do you write a chemical equation with this reaction? can u help me solve these
1.Liquid carbon disulfide reacts with oxygen
3 answers
asked by
Lauren
1,563 views
How do you balance this equation?:
(NH4)2SO4+Ca(OH)2==>CaSO4+NH3+H20 Thanks! 2 NH3 2H2O Others are ones. (NH)2SO4 + Ca(OH)2 -->
2 answers
asked by
Fidelia
1,568 views
Suppose 70.00 mL of a lithium hydroxide, LiOH, solution requires 55.42 mL of a 0.1050 M solution of propanoic acid, C2H5COOH,
7 answers
asked by
hope
1,494 views
In which chemical equation is the number of atoms in the reactants, the same as the number of atoms in the products
A
1 answer
asked anonymously
49 views
Question 24 (2 points)
Ag2O --> Ag + O2 1. What does the law of conservation of matter state? 2. Explain why the chemical
1 answer
asked anonymously
76 views
ClF3-->Cl2+F2
When the equation above is correctly balanced, what is the coefficient for F2? a 6 b 3 c 4 d 2
1 answer
asked anonymously
30 views
Question 15 (3 points)
4Al+3O2--> + 2Al2O3 Which three statements are TRUE of the reactant Oxygen (O2) in the chemical equation
1 answer
asked anonymously
45 views
4FeS + 7O2 → 2Fe2O3 + 4SO2
Which statement accurately describes the chemical equation? (1 point) Responses  It is balanced
4 answers
asked anonymously
80 views
A coefficient serves which purpose in a chemical equation?(1 point)
Responses It shows how many molecules there are of a
1 answer
asked anonymously
157 views
Balance the following the chemical equation:
_Na2O+_CaBr2 _NaBr+Cao
1 answer
asked anonymously
36 views
Balance the following the chemical equation:
_ Na2O + _CaBr2 → NaBr + CaO a 1:1:1:2 b 1:2:1:1 c 1:1:2:1 d 2:1:1:1
1 answer
asked anonymously
31 views
Practice: Balance the following chemical equations. (These equations are not in the Gizmo.)
A. Na + Cl2 🡪 NaCl B. Na + H2O
1 answer
asked by
i just need help bro
46 views
12. What is the equilibrium constant expression for the following reaction C(s) + O2(g) →CO2(g)
1 answer
asked anonymously
51 views
Balance the following equation:
c (s) + o2 (g) arrow co3 (g) S PS-A Unit 4: Chemical Reactions X 2, 3, 2 2, 1, 1 3, 3, 2 1, 1,1
1 answer
asked by
amongus
39 views
Balance the following equation:
C4H10 + O2 → CO2 + H2O Blank 1: Blank 2: Blank 3: Blank 4:
1 answer
asked by
cyan
92 views
Match the parts of the following chemical equation to the correct description. Column A 1. Cl2 + AlI3 : Cl2 + AlI3 2. I2 + AlCl3
1 answer
asked by
ponmi
54 views
Look at the following equation. __Au2O3 → __Au + __O2 In order to follow the law of conservation of mass, this equation must
1 answer
asked by
cyan
51 views
In which chemical equation is the number of atoms in the reactants the same as the number of atoms in the products?
1 answer
asked by
Cheeks
38 views
Use the equation to answer the question. CH4 + _____Cl2 → CCl4 + _____HCl Which numbers balance this equation? (1 point)
1 answer
asked by
lol
18 views
in which chemical equation is the number of atoms in the reactants the same as the number of atoms in the products? use
1 answer
asked by
annoymous
27 views
Balance the following the chemical equation:
_ Na2O + _ CaBr2 → _ NaBr + _ CaO a 1:1:1:2 b 1:2:1:1 c 1:1:2:1 d 2:1:1:1
1 answer
asked by
cyan
60 views
Balance the following the chemical equation:
C2H6 + O2 → CO2 + H2O Blank 1: Blank 2: Blank 3: Blank 4:
1 answer
asked by
cyan
54 views
what is the chemical equation for citric acid + sodium hydroxide?
I will be happy to critique your thinking . Remember a salt and
3 answers
asked by
bob
1,413 views
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Parent Categories (13)
Chemical Formulas
Chemical Reactions
Chemistry
Compounds and Reactions
Conservation of Mass
Equilibrium Constants
Inorganic Chemistry
Reactions
Redox Reactions
Science (or Chemistry)
Science and Chemistry
Stoichiometry
Types of Reactions