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Mass Calculation
Page 5
Questions (229)
A mixture of 0.6 mole of al and 0.9 mole of cl2 are allowed to react as 2al+3cl2=2al2o3 . Calculate mass of reactant left
1 answer
asked by
ashika
454 views
You have a box which contains only red marbles and blue marbles. The mass of one red marble is 16 grams, while the mass of one
3 answers
asked by
Abdul
449 views
Suppose you have to prepare 1.00 L of the solution ( KH2 PO4 and Na2 HPO4 pH=7.31) and that this solution must be isotonic with
1 answer
asked by
Pepz
441 views
The most massive of the shikansen are the series 200 trains, yet they are among the fastest. Series 200 trains can reach speeds
3 answers
asked by
lalaglaze
467 views
Naturally occuring chlorine gas has 3 isotopes
35cl-35cl, 35cl-37cl , 37cl-37cl a) mass of one molecule in terms of amu. b) mass
3 answers
asked by
Jake
453 views
a chemist puts 50g of chemical a in beaker 1 and 25 g of chemical b in beaker 2 she places bot beaker into a larger container.
3 answers
asked by
Anonymous
457 views
#5 What is the mass of an object that creates 33,750 joules of energy by traveling at 30 m/sec? (KE=1/2mv2)
* 1 point 2250 kg
1 answer
asked anonymously
13 views
Sodium reacts with chlorine to form the compound sodium chloride, or salt. If 1 point the total mass of the reactants is 58.44
1 answer
asked anonymously
79 views
Question
In a chemical reaction, two molecules with a total mass of 76 amu react to form a single molecule. What is the mass of
1 answer
asked anonymously
68 views
Sodium reacts with chlorine to form the compound sodium chloride, or salt. If the total mass of the reactants is 58.44 amu, what
5 answers
asked by
cQUESTIONSc
71 views
Which of the following equations shows how you would solve for mass if you knew the force acting on an object and the
1 answer
asked by
Bella
11 views
A car moving at a speed of 20m/s has a kinetic energy of 300,000). What is the car's mass?
1 answer
asked anonymously
12 views
Use the chemical reaction to answer the question.
CaCO_(3) -> CO_(2) + CaO A scientist heats 30 grams of calcium carbonate
1 answer
asked anonymously
7 views
Use the chemical reaction to answer the question.
CaCO↓(3) -> CO↓(2) + CaO A scientist heats 30 grams of calcium carbonate
1 answer
asked anonymously
11 views
Determine the mass of chloride ( MW
= 35.45 g/mol ) in grams present in 100 mL of a 0.227 M solution of aqueous GaCl3
1 answer
asked anonymously
23 views
Use the equation and the table to answer the question. FeCl3 + 3H2O → Fe(OH)3 + 3HCl Element Mass of an Atom (amu) Fe 56 Cl 35
1 answer
asked anonymously
22 views
In a chemical reaction, two molecules with a total mass of 76 amu react to form a single molecule. What is the mass of the
1 answer
asked anonymously
41 views
Use the equation and the table to answer the question.
FeCl3 + 3H2O → Fe(OH)3 + 3HCl Element Mass of an Atom (amu) Fe 56 Cl 35
1 answer
asked anonymously
40 views
Iron chloride and water react according to the equation shown. The table shows the atomic masses of the elements involved in the
3 answers
asked by
dee
13 views
In a chemical reaction, two molecules with a total mass of 76 amu react to form a single molecule. What is the mass of the
1 answer
asked anonymously
18 views
Calculating Mass Quick Check 2 of 52 of 5 Items Question A student knows the mass of one of the reactants of a chemical reaction
1 answer
asked anonymously
12 views
What would be the mass of the ashes of the log and fire is 100 grams and the smoke was 20 grans
1 answer
asked anonymously
9 views
Use the equation and the table to answer the question.
FeCl3 + 3H2O → Fe(OH)3 + 3HCl Element Mass of an Atom (amu) Fe 56 Cl 35
1 answer
asked anonymously
25 views
Use the equation and the table to answer the question.
FeCl3 + 3H2O → Fe(OH)3 + 3HCl Element Mass of an Atom (amu) Fe 56 Cl 35
1 answer
asked anonymously
22 views
In a chemical reaction to molecules with a total mass of 76 AMU reactive form a single molecule. What is the mass of molecule
1 answer
asked anonymously
8 views
Sodium reacts with chlorine to form the compound sodium chloride, or salt. The chemical formula below shows how the two elements
1 answer
asked anonymously
8 views
Use the chemical reaction to answer the question. CaCO3→CO2+CaO A scientist heats 30 grams of calcium carbonate ( CaCO3
1 answer
asked anonymously
5 views
Calcium carbonate can undergo a chemical reaction to produc calcium oxide (CaO) and carbon dioxide (CO₂). Which possible
1 answer
asked anonymously
6 views
What is the mass in grams of 18.9 mmol of PbO?
* 1 point 0.0422 g PbO 4.22 g PbO 4.32 g PbO 42.2 g PbO
1 answer
asked anonymously
4 views
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Parent Categories (47)
Arithmetic
Atomic Mass
Atomic Physics
Atomic Structure
Atomic Structure and Isotopes
Baking Powder Ingredients
Binary Star Systems
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Density
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