A carpenter sawed a 8–ft board into two sections. One section has a length of x. The other section is 2 feet more than twice the length of the first section. How long is the second section x?   Question 3 options:   3 ft   6 ft   4 ft

Q: Calculate the density of a metal that has a mass of 34.90 g. The volume of the metal was determined…

A: Given : mass of metal = 34.90 gm  Initial volume of water = 24.46 ml  Final volume of water  plus…

Q: Mass Volume Volume (g) (mL) A (mL) B 1 .14 .31 1.5 .21 .35 .27 .36 3 .41 .51 4 .55 .62 .68 .79

A: A question based on calibration graph that is to be accomplished.

Q: How many cubic cm are there in 2.11 yards^3

A: Step 1-The question is to change the units from yards3 to cm3.

Q: A technical machinist is asked to build a cubical steel tank that will hold 90 L of water. Calculate…

A: Additional comment: only thing to remember is 1m3 = 1000 L

Q: A chemist prepares a solution of barium acetate BaCH3CO22 by measuring out 230. μmol of barium…

A: Volume of solution = 500 ml = 0.500 L Number of moles = 230 μmol = 0.230 mmol Here we have to find…

Q: Question 4 4. The average distance from Earth to the Sun is 150,000 kilometers. What is that…

A: Note : The correct answer is first option only, It might be given wrong in the portal,  option…

Q: Joey adjusts the pressure exerted on a balloon from 30.6 psi to 76.6 psi. As he does so, the volume…

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Q: Calculate the pressure to which this volume of air must be compressed in order to fit into the air…

A: Calculate the pressure.

Q: A chemist must prepare 825. mL of 2.00 M aqueous aluminum chloride (AlCI,) working solution. He'll…

A: Dilution of the solution: When we dilute a concentrated solution with pure water, the mole of solute…

Q: What is the product of(4x10^2) and 185? Input your answer with the correct number of significant…

A: The numbers given are  1) 4 X 102  2) 185

Q: uestion 1 lany chemistry conferences have held a 30-Trillion Angstrom (A) Run. How long is thi…

A: The question is based on the concept of dimensional analysis. We have to convert angstroms into…

Q: None

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Q: ubtract 3.58 x 10^-2 from 1.41 x 10^11 and report answer in g.

A: so the answer will be 140.99*109 g which can be considered as 1.41*1011 g

Q: A chemist prepares a solution of sodium chloride (NaCl) by measuring out 55.4 μmol of sodium…

A:

Q: Convert 18.50 inch to the SI unit for length.

A: Given :- 18.50 inch  To express :- The above value in SI unit of length

Q: The standard definition of a quart is equal to 947 mL. Calculate the percent error of a student's…

A: Given is, Measured value= 935 mL True value = 947 mL %error=?

Q: A chemist adds 1.15 L of a 0.164M potassium permanganate (KMNO,) solution to a reaction flask.…

A:

Q: y varies directly as the square root of x. When x = 16, y = 12 What is the equation that relates the…

A: The problem states that 'y' varies directly as the square root of 'x'. This means that 'y' is…

Q: Where did 4.667 x 10^-7 come from?

A: The value 4.667 x 10-7 comes from substituting the value for Ka3 and equilibrium concentrations…

Q: The military is helping waste facilities, they are using military holding tanks to gather and hold…

A: Given that rain fall of 1.00 inch in the building with 550 feet long and 450 feet width.We have to…

Q: STARTING AMOUNT + X The state of Oregon has an entire area of 9.70 × 104 mi² . What is this area in…

A: In unit conversion  unit of quantity is changed into another quantity by multiplicative factor.

Q: What is the standard SI unit for volume?

A: Volume of any object/species is the measure of the amount occupied in it's three dimensional space.…

Q: if a 2.50 g block of metal with a density of 6.72 g per cm^3 is dropped into a graduated cylinder…

A: Density = MassVolume So, volume = massdensity

Q: Hydrogen gas was cooled from 373 K to 283 K. Its new volume is 750.0 mL. What was the original…

A:

Q: Evaluate the following expression: 1.723 × 10² + 7.38 × 10³

A: Rule of significant figures (SF) in mathematical operations:(i) Addition and Substraction round by…

Q: A chemist makes 570.mL of zinc nitrate ZnNO32 working solution by adding distilled water to…

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Q: A chemist prepares a solution of zinc nitrate = (Zn(NO3)₂) by measuring out 22.6 g of zinc nitrate…

A: We will first convert the mass of Zn(NO3)2 to moles. To do that we will require the molar mass of…

Q: 261.9 mi ≈≈  in

A: Conversion of mile to inch ?

Q: Using Graham’s Law, if the speed of oxygen gas at room temperature is 1066 mi/hr, what is the speed…

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Q: A gas company charges $1.30 for 15.0 ft³ of natural gas. What is the cost in $ per L?

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Q: Aqueous ammonium sulfate, an important fertilizer, can be prepared by reacting ammonia gas (nitrogen…

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Q: A mountain hiker found a chunk of shiny metal on the trail.  He wanted to find out the identity of…

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Q: What is the density of carbon dioxide gas if 0.196 g occupies a volume of 100 mL

A: Given To determine density of carbon dioxide gas if 0.196 g occupies a volume of 100 mL

Q: Using Graham’s Law, if the speed of oxygen gas at room temperature is 1066 mi/hr, what is the speed…

A: Applying grahms diffusion law r1/r2= √M2/√M1

Q: What is the mass in grams of KBr in 0.400 L of a 0.350 M solution?

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Q: 23.0mL is the measured volume of the crucible. What is the volume in cL?

A: To convert mL to cL , conversion factor is 1 milli liter = 0.1 centi liter 1 mL = 0.1 cL

Q: A chemist must prepare 775. mL of 5.00 mM aqueous calcium sulfate (CaSO4) working solution. He'll do…

A: Stock solution of aqueous calcium sulfate,Concentration of the solution (M1) = 7.63 mMVolume of the…

Q: ce started, ne: 57 minutes, 35 seconds. Completion Status: A Moving to another question will save…

A: