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doug
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doug
Questions (37)
spent steam from an electric generating plant leaves the turbines at 120.0 C and is cooled to 90. 0 C liquid water by water from
4 answers
4,773 views
Everything in brackets are my answers. Are these correct?
1. A carpenter needs to attach a piece of small, decorative molding to
3 answers
819 views
9. A carpenter needs to determine how many plywood subflooring panels will be needed for a particular job. The area that needs
3 answers
642 views
Two carpenters are discussing the building codes that apply to staircases. Carpenter A says that most building codes require a
3 answers
1,425 views
A carpenter is trying to determine how many squares of shingles will be needed for a roofing job. Both sides of the gable roof
2 answers
1,094 views
what mountain range runs along the western coast of south america?
4 answers
818 views
determine vertex, focus and directrix of parabola. then graph the parabola.
first equation: y^2 -2x-8=0 second equation: y^2 -4y
1 answer
486 views
determine vertex, focus and directrix of parabola. then graph the parabola.
first equation: y^2 -2x-8=0 second equation: y^2 -4y
1 answer
478 views
determine vertex, focus and directrix of parabola. then graph the parabola.
second equation: y^2 -4y -12x= 8
1 answer
457 views
determine vertex, focus and directrix of parabola. then graph the parabola.
second equation: y^2 -4y -12x= 8 Please help me this
2 answers
972 views
4. In the Krebs cycle (or citric acid cycle), starting with citrate, what happens?
a. Organic compounds become more reduced and
1 answer
505 views
5. What is meant by the term “carbon fixation”?
a. The release of CO2 from glucose during catabolism b. The delivery of CO2
1 answer
504 views
A mixture of acetone and ethyl acetate of unknown ratio begins to boil at 65 degrees celcius (760 torr). What is the composition
3 answers
1,383 views
The engineer of a Russian nuclear submarine lurking under the Arctic Sea reports an outside pressure of 35 ATM. How deep is the
1 answer
468 views
I am getting problems with my calculations. For the first part of the question I got 68 when I try another calculation I got 1.
4 answers
652 views
In a solution, the substance present in the largest amount is referred to as the solvent. Consider adding one ounce of oil to
2 answers
1,185 views
from agroup of 18 kids how many ways can you choose a group of 4 to do a project
1 answer
298 views
A sphere has a radius of 0.20 meters and has a uniform surface charge density equal to 6.3 micro coulombs per meter squared. A
2 answers
576 views
Two trains are on the same track heading for each other they're two miles apart wondering is going 30 miles per hour the other
2 answers
621 views
Molly wants to purchase ribbon to make bows. Red ribbon costs $1.59 per yard and gold ribbon costs $2.70 per yard. How many
1 answer
475 views
The plans for a building you're working on call for the installation of a 10″-thick concrete block wall. The usual size for a
3 answers
827 views
Determine the number of board feet required for joists on a one-story house 30′ × 40′, in which 2 × 8 joists will be
5 answers
621 views
A carpenter is trying to calculate the number of individual risers that a staircase will contain. The total rise of the
3 answers
530 views
1. Determine the number of board feet required for joists on a one-story house 30′ × 40′, in which 2 × 8 joists will be
3 answers
603 views
2. A 4 × 12 built-up girder is 30″. How many board feet does this girder contain? (Round your answer to the nearest whole
3 answers
587 views
A rectangular building measures 64′ in length and 32′ in width. If the wall studs will be spaced at 16″ OC, what would be
2 answers
562 views
3. A rectangular building measures 42′ in length and 24′ in width. The four exterior walls have a sill-to-top-plate distance
3 answers
741 views
Using the unit-length method, calculate the total theoretical length of a rafter if the unit rise is 18″, the span is 8′,
1 answer
430 views
A carpenter needs to calculate the correct length of the wall studs for a platform-frame construction. The building will have a
4 answers
705 views
6. What is the length of wall studs when the finished floor-to-ceiling height is 8′, ceiling material is ¾″ thick, the
3 answers
607 views
Calculate the length of a collar tie for the following conditions: The collar tie is 3′ above the top plate, the unit rise of
4 answers
2,066 views
A rectangular building measures 64′ in length and 32′ in width. If the wall studs will be spaced at 16″ OC, what would be
4 answers
878 views
A rectangular building measures 42′ in length and 24′ in width. The four exterior walls have a sill-to-top-plate distance of
3 answers
659 views
What is the length of wall studs when the finished floor-to-ceiling height is 8′, ceiling material is ¾″ thick, the
1 answer
449 views
carpenter is trying to determine how many squares of shingles will be needed for a roofing job. Both sides of the gable roof are
3 answers
756 views
1. If both sides of a gable roof are the same size, and one side of the roof measures 15′ × 36′, how many squares of 16″
4 answers
1,075 views
A single-acting swing door is 36″ wide. The door frame is made of rabbeted stock. What length should the head jamb be?
A. 36 1
1 answer
479 views
Answers (14)
is correct or not
yo im going to trust u on this i am going to tell u guys if anonymous
The squares are 100 sq ft.
I am still not understanding.
For 6, they don't tell you the thickness of the three plates.
I redid number 7 and I believe that one to be A.
Is the answer B?
I'm still not understanding.
231.u
33.33333 km in 3/2 hours
Using data from the following reactions and applying Hess's law, calculate the heat change for the slow reaction of zinc with water (answer must be in kJ/mol Zn): Zn(s) + 2 H2O(l) ----> Zn^2+(aq) + 2 OH-(aq) + H2(g) (ΔHrxn = ?) H+(aq) + OH-(aq) ---->
-4=(7x-(-1))/-8
Select the sentence that is punctuated correctly. Zora’s lemon tree produces too much fruit. She gives them away therefore, to her friends and neighbors. Zora’s lemon tree produces too much fruit. She gives them away, therefore, to her friends and
1. The following sentence is an example of proper comma usage: “Many students anticipate spring break but, Luis looks forward to winter vacation more true or false
