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What admixture is needed when placing concrete in areas of closely spaced and congested reinforcing steel to improve concrete flow without weakening the concrete mix? 1) Calcium chloride 2) Superplasticizer
asked
Dec 14, 2024
Engineering
college
1
answer
40.6k
views
Which of the following equations can be written in the form y = kx? (A) y = 52 + 1 (B) y = 4 (C) 1 - 1 = y
answered
Dec 8, 2024
Mathematics
high-school
1
answer
218k
views
How do you this help please
answered
Oct 17, 2024
Mathematics
high-school
2
answers
227k
views
Fix any punctuation or capitalization errors below. Click "Submit Answer" if there are none. Some of Princess Leia's parakeets learned how to talk Others only knew how to whistle.
answered
Aug 30, 2024
English
high-school
1
answer
97.1k
views
Which social issues led to conflicts between republicans and democrats during bill clinton's presidency
answered
Aug 14, 2024
History
college
1
answer
56.8k
views
If a photon with 4.903 x 10ˆ-20 J of energy is released from an atom, what type of electromagnetic radiation is emitted from the atom? a) Infrared b) Ultraviolet c) X-ray d) Microwave
answered
Jul 25, 2024
Physics
high-school
1
answer
24.0k
views
Is a constraint that has a positive slack value at the optimal solution always binding?
answered
Jun 30, 2024
Social Studies
high-school
1
answer
154k
views
What is the value of H₂ in the given equation H₂ = (M2-M)/(M1-M)? 1) 0.4 2) 0.5 3) 0.6 4) 0.7
asked
Jun 12, 2024
Chemistry
high-school
1
answer
189k
views
Calculate the mass of silver present in 100 cm^3 of 1 mol/dm^3 silver nitrate (AgNO3): a) 107 g b) 54 g c) 108 g d) 216 g
answered
Jun 8, 2024
Chemistry
high-school
1
answer
160k
views
Jeremy's bedroom has two doors leading into the hallway. His house has four doors leading to the outside. Using the doorways, in how many different ways can Jeremy leave his room and go outside?
asked
May 24, 2024
Mathematics
high-school
1
answer
48.8k
views
Linda inherited an estate worth $225,000. The attorney told her that the inheritance tax was 7% and that they would deduct it from the estate before giving her the money. How much money will Linda receive?
asked
Apr 19, 2024
Mathematics
college
2
answers
63.8k
views
Let x(t)= (1+5sin(1πt))⋅2cos(4πt) . Find the Fourier series coefficients ak by inspection, do not integrate. Hint:use the Euler expansion for the sine and cosine to rewrite x(t) in the form of the Fourier
asked
Apr 15, 2024
Mathematics
college
1
answer
224k
views
Lung Squamous cell carcinoma usually occurs _____. What is this cancer associated with? Patients may present with hypercalcemia, Pancoast's syndrome, and hypertrophic pulmonary osteoarthropathy
answered
Feb 16, 2024
Biology
high-school
1
answer
93.1k
views
This is a flat bottomed Chinese ship with square sails A) Junk B) Sloop C) Brigantine D) Schooner
answered
Feb 9, 2024
History
high-school
1
answer
232k
views
When several secondary structures come together, tertiary structures are formed. In tertiary structures, in addition to hydrogen bonding, amino acid side chains of the various secondary structures start
asked
Jan 21, 2024
Chemistry
high-school
1
answer
203k
views
There are 28 students in a class. 18 are girls. Write a ratio comparing the number of boys in the class to the total number of students in the class. Group of answer choices A. 18 to 28 B. 10 to 28 C.
asked
Jan 14, 2024
Mathematics
high-school
1
answer
69.1k
views
Put the following equation in standard form and determine the quadratic, linear, and constant coefficients. -3x2 - 8 = 5x - 7
asked
Nov 19, 2023
Mathematics
high-school
1
answer
67.9k
views
Which organism is the most fit? Tall giraffe O Short giraffe O They are both of the same fitness O neither are a fit
asked
Sep 20, 2023
Biology
high-school
1
answer
66.0k
views
Jonathan is playing a game or a regular board that measures 50 centimeters long and 450 mm wide. which measurement is closest to the perimeter of the Jonathan's game board in meters?
answered
Sep 7, 2023
Mathematics
college
1
answer
1.2k
views
Find the value of x. Round measures to the nearest tenth (one decimal place).
asked
Jul 10, 2023
Mathematics
high-school
1
answer
229k
views
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