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Questions Asked on March 31, 2018

A 4kg block is lowered down a 37° incline a distance of 5m from point A to point B. A horizontal force (F = 10 N) is applied to
1. 1 answer
2. asked by ATT
3. 10,904 views
What are the steps of evolution of star and sun like star? What's difference
1. 1 answer
2. asked by Rr
3. 616 views
Was the term 'water closet' from John Harington, who invented the toilet long ago? Water closet seems to mean either the toilet
1. 1 answer
2. asked by rfvv
3. 563 views
If a<0, what is the maximum value of (a/11)+(11/a)?
1. 1 answer
2. asked by bryan
3. 321 views
Find any relative max or min points of the given functiony=3x^2+12x+17 So far, I have: y'=6x+12=0 2(3x+6)=0 x=-2
1. 1 answer
2. asked by Mike
3. 432 views
What is the drift velocity of electrons in Si under room temperature and 500 V/m electric field, as we know that the electron
1. 1 answer
2. asked by hewhomustbenamed82
3. 1,014 views
explain why the speed and direction of sugar solution moving in the phloem tubes
1. 3 answers
2. asked by Noor
3. 1,719 views
calculate the number of moles of hydrogen from 0.0840moles of mg and excess hcl
1. 1 answer
2. asked by michael
3. 397 views
1. Books are expensive. [Books in general]2. The books are expensive. [The specific books, The particular book...] 3. The book
1. 3 answers
2. asked by rfvv
3. 582 views
1. School lunch is very important for children. [School lunch in general]2. The school lunch is great. I like it very much. 3.
1. 1 answer
2. asked by rfvv
3. 650 views
Find the distance between A and B, if Jimmy travelled from A and B at 100 km/h. This trip would take him 3 hours more at 80km/h
1. 2 answers
2. asked by Anonymous
3. 475 views
In a study, info about 224 amphora was gathered. The locations where the amphora were found were recorded as, north, south or
1. 1 answer
2. asked by s17
3. 449 views
theoretically, how much iodoform could be prepared from 25ml of 95% ethanol(sp. gr. 0.79)?
1. 3 answers
2. asked by jen
3. 470 views
Which is the earliest form of human fossil?A.neanderthel man B. habilies C.dryopithecus
1. 1 answer
2. asked by Rr
3. 454 views
In the company you work as an engineer, you are assigned to determine the electrical conductivity of a new intrinsic
1. 1 answer
2. asked by hewhomustbenamed82
3. 670 views
Silicon is widely than germanium.why? Give scientific reason
1. 3 answers
2. asked by Rr
3. 501 views
A book is 10 cm x 18 cm long and 2 cm thick. It has a protective paper ‘jacket’ over the entire cover and folding 5 cm under
1. 1 answer
2. asked by anonymous
3. 523 views
Robin, who is self-employed, contributes $5500/year into a Keogh account. How much will he have in the account after 35 years if
1. 1 answer
2. asked by DESIA
3. 3,390 views
an unknown alcohol reacts with sodium salt but further tests show the compound to be an aliphatic hydrocarbon. what structural
1. 1 answer
2. asked by jen
3. 456 views
DESCRIBE THE CURRENT POLITICAL ISSUES DISCUSSED IN THE MEDIA OR NEWS OVE JANUARY AND FEBRUARY 2018
1. 3 answers
2. asked by Joan
3. 661 views
In a small country of varia a bill becomes a law only if 34/50 of the senators approve it
1. 8 answers
2. asked by philp
3. 2,720 views
the gross domestic product (GDP) of a certain country is growing at a constant rate. In 2009 the GDP was 125 billion dollars ,
1. 2 answers
2. asked by TOM
3. 971 views
A metal rod is moving in uniform magnetic field of 2T with a velocity perpendicular to the direction of the field as shown on
1. 1 answer
2. asked by Maria
3. 621 views
the number of waves of wavelength 6000 angstrom in a path of 2 cm in vacuum are
1. 2 answers
2. asked by Nisha
3. 1,038 views
Monk's Mound, the largest structure at Cahokia Mounds was built entirely out ofA. earth. B. mudbricks.* C. stone blocks. D.
1. 7 answers
2. asked by Mr. Skill's101.4
3. 902 views
On a coordinate plane, how are the locations of the points (3, -1) and (-3, 1) related?A. locations unrelated B. reflection
1. 4 answers
2. asked by Mr. Skill's101.4
3. 1,777 views
A sum of a number and it's reciprocal is 2 1/30 (mixed fraction) determine the number?I have tried solving it with no luck. I
1. 1 answer
2. asked by Star
3. 1,110 views
Which of the following describes how farmers and ranchers changed theGreat Plains? The land became difficult to farm. Farmers
1. 4 answers
2. asked by Anonymous
3. 1,355 views
A 3kg mass sliding on a frictionless surface has a velocity of 5m/s east when it undergoes a one-dimensional inelastic collision
1. 2 answers
2. asked by ATT
3. 1,943 views
What are some subjects I could use for an opinion essay? I don't need help writing it, I just want a subject.Thanks, AnOnYmOuS
1. 1 answer
2. asked by Anonymous
3. 451 views
2A + 3B + C ⟶ D + EThe rate constant for this reaction is 0.25, and the reaction is second order in A and is first order in B
1. 3 answers
2. asked by Summer
3. 886 views
Ammonia (NH3) ionizes according to the following reaction:NH3(aq)^+ H2O(l) ⇌ NH4^+(aq) + OH^–(aq) The base dissociation
1. 1 answer
2. asked by Summer
3. 952 views
Discuss how the exterior of the Hagia Sophia differs or shares similar design art elements from the interior.I'm confused on how
1. 3 answers
2. asked by huncho jack
3. 647 views
CH3COOH(aq) + H2O(l) ⇌ H3O^+(aq) + CH3COO^–(aq)[H3O^+] = 4.0 × 10^–3 M [CH3COOH] = 0.90 M What is the Ka value for the
1. 1 answer
2. asked by Summer
3. 1,868 views
estimate the circumference of a circle with the radius of 4 inches use 3.14 for pi round the the nearest hundredthA. 25.12*** B.
1. 5 answers
2. asked by io
3. 3,018 views
Iron fluoride (FeF2) dissociates according to the following equation:FeF2(s) ⇌ Fe^2+(aq) + 2 F^–(aq) A sample of iron
1. 3 answers
2. asked by Summer
3. 1,924 views
Find the value(s) of c guaranteed by the Mean Value Theorem for Integrals for the function over the given interval. (Enter your
1. 2 answers
2. asked by Anonymous
3. 3,027 views
What was the impact of the Napoleonic Code?It became the set of civil laws adopted throughout Europe and other parts of the
1. 1 answer
2. asked by Bri
3. 2,259 views
A mass m = 17 kg is pulled along a horizontal floor with NO friction for a distance d =5.4 m. Then the mass is pulled up an
1. 0 answers
2. asked by amanda
3. 905 views
Which of the following did Quin Shi Huangdi not standardize?A) The widths of cart axles B) Currency C) weights and measurements
1. 4 answers
2. asked by Susie
3. 1,212 views
1. forget: to not remember facts, information, or people or things from the past[This is the definition of 'forget' according to
1. 1 answer
2. asked by rfvv
3. 645 views
Ammonia (NH3) ionizes according to the following reaction:NH3(aq) + H2O(l) ⇌ NH4+(aq) + OH–(aq) The base dissociation
1. 1 answer
2. asked by Summer
3. 812 views
When three pipes fill a pool, they can finish in 12 hours. Two of the pipes can finish in 18 hours if they are working together.
1. 1 answer
2. asked by Anonymous
3. 618 views
H2(g) + I2(g) ⇌ 2HI(g)The concentration of H2, I2 and HI are measured as 0.04 M, 0.08 M and 0.12 M at equilibrium and 200 K.
1. 1 answer
2. asked by Summer
3. 791 views
1A: How's your middle school, Jimin?2B: It's good. Everyone is friendly. 3A: Is it different from elementary school? 4B: Yes, we
1. 3 answers
2. asked by rfvv
3. 867 views
A motorboat that travels with a speed of 20 km/hour in still water has traveled 20 km against the current and 180 km with the
1. 1 answer
2. asked by Anonymous
3. 1,257 views
NH4Cl(s) → NH3(g) + HCl(g) ΔH°=176 kJ/molAt 25 °C, this reaction has a ΔG° of 91.1 kJ/mol. What is the ΔS° of this
1. 1 answer
2. asked by Summer
3. 1,837 views
Calculat the weight of KMnO4 in GMs necessary to prepare 250ml of N/10 KMnO4 solution
1. 1 answer
2. asked by pinky
3. 860 views
Find the horizontal change and the vertical change for the translation P(4,-4) (-4,7)1) right 8; up 11 2 )left 8; down 11
1. 18 answers
2. asked by Jamie M
3. 3,662 views
In the poems "Concrete Cat", "Haiku", and Limerick", the poets chose different forms to express their thoughts and feelings
1. 3 answers
2. asked by Random
3. 1,506 views
When three pipes fill a pool, they can finish in 12 hours. Two of the pipes can finish in 18 hours if they are working together.
1. 1 answer
2. asked by Anonymous
3. 969 views
A(aq) + B(aq) + C(aq) → D(aq)[A]. [B]. Rate (mol) 0.01 0.02 0.0005 0.02 0.02 0.0010 0.01 0.04 0.0020 Determine : a) The order
1. 2 answers
2. asked by DON
3. 826 views
Hi everybody. can anyone help me with my unit 2 measurement test for algebra readiness? im a 8th grader and i really dont want
1. 0 answers
2. asked by SwiftyNifty
3. 181 views
A 2.5g sample of impure Copper was analyzed by allowing it to react with 45mL of 5M Nitric Acid to form Copper (II) Nitrate,
1. 1 answer
2. asked by Delila
3. 715 views
Arrange each group of compounds/ions in order of increasing pH.1. Li2CO3 , OH^- , NH4Br , NaCl 2. CH4 , HBr , H2O , F^- Lastly,
1. 3 answers
2. asked by TP
3. 767 views
Can somebody help me with this?How many grams of C2H5OH are used up when 6.25 grams of O2 react according to the following
1. 1 answer
2. asked by Anonymous
3. 657 views
A 6 kg mass is attached to a light cord that passes over a massless, frictionless pulley. The other end of the cord is attached
1. 0 answers
2. asked by ATT
3. 733 views
For this equation here: H2SO4 + 2NaOH = 2H2O + Na2SO4What is the theoretical yield of Na2SO4, in grams?
1. 1 answer
2. asked by Cris
3. 1,173 views

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