Nơi chia sẻ tri thức, kết nối cộng đồng và giải đáp mọi thắc mắc từ A–
Nơi chia sẻ tri thức, kết nối cộng đồng và giải đáp mọi thắc mắc từ A–
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Une petite fille vraiment très laide va commander un gâteau à la boulangerie pour l'anniversaire de sa petite sœur. La boulangère, émue par cette petite fille ...
What is the product of the two numbers 7 and 6?
The product of 7 and 6 is simply 7 multiplied by 6, which is 42. Now, if you were counting items, you would say: 4 ...Read more
What is the value of the 1-sinx/cosx?
We know that sin/cos = tan · therefore in our expression above · sinx/cosx = tanx · Hence we will have 1-tanx · Then given the value of x one ...Read more
What is [math]1+\sin x=\cos x[/math]?
1-sin2x=1 as sum of squares of sin and cos of the same angle is 1 and by the identity that sin2x=2sinxcosx. On further ...Read more
What does it mean when someone says you have a ...
A person's real smile, not one of those fake cheesy ass smiles, but a true, genuine heartfelt smile shines from within a person's soul. If I ...Read more
'It was a rather difficult subject.' 'It was ...
No. A rather difficult subject means the subject is somewhat hard. It was, rather, a difficult subject implies a comparison with something that ...Read more
What does 'Skyfall' mean?
Skyfall means the place where it seems so close to the skies up above. Because cinematography for the entrance to the skyfall was shown like ...Read more
Is it “yet not received” or “not received yet”?
The phrase "not received yet" is the correct usage, as the word "yet" denotes that something has not happened yet, but it will happen in the ...Read more
What type of chemical reaction is C12H22O11 + H2O
This is hydrolysis. Or breaking apart the sucrose by adding water across the glycosidic bond. Hydro is Greek for water and lysis is break or cut.Read more
What's the difference between C12H22O11 and C6H1206?
C12H22O11 is a disaccharide, for example, sucrose. Sucrose is a non-reducing sugar. C6H12O6 is a monosaccharide, for example glucose.
Why do people like tea so much?
People like tea because it's calming, flavorful, and can boost energy or relaxation depending on the type—plus, it's a comforting ritual in many ...Read more
What is the next number in the series 02, 22, 42, 62 … ?
In the series 02,22,42, n62 each number is 20 greater than the previous number . Therefore the next number is 62+20 = 82.Read more
How do you celebrate special occasions together?
Plan a surprise.Cook fav meal, surprise getaway. Give thoughtful customized gifts. Photos jewelry. Quality time, concerts, outdoor activities.Read more
How do you understand the saying, “cheap is expensive”?
The saying goes “you get what you pay for” and when deciding to choose the cheapest model, version, and brand, you also get a cheaper quality, ...Read more
What is the difference between 'passage' and 'paragraph'?
Passage is a section of text either from within a paragraph, a whole paragraph, or anywhere else where there are words (such as poems, drama ...Read more
'Thousand of' or 'thousands of', which is appropriate?
“Thousands of “ is correct. It means many thousands not just one thousand. e.g. Thousands of people attended the function. Thousand stands for ...
This is some math stuff I'm confused about. 3^x = 81 or ...
81=3^4. Therefore, 3^2x = 3^4. On comparing the powers both sides,. We get. 2x=4. => X ...Read more
What is the expansion of (1+x) 5?
Using Pascal's triangle, for power 5 the coefficients would be 1, 5, 10, 10, 5 and 1. The sum of the even ones would be 10+10 which is 20.Read more
I feel regret and guilt over something I did in the past. ...
I don't know what you did but I want you to know You are not alone in feeling regret and guilt. I do things that I regret and wish I didn't do, ...Read more
You are driving with 60 km/h. How many meters do ...
If you are driving at 60 km/h, then in one second you will drive 16.67 meters. To convert km/h to m/s, divide the speed in km/h by 3.6. 60 km/h ...Read more
What is 4*5/2?
The answer is 10. We just have to multiply 4 by 5 which resulted in 20, and then divide the 20 by 2, there it's 10.Read more
What is better, as a woman to be beautiful or be intelligent?
Every man wants a beautiful woman. Every man needs an intelligent woman. Every man deserves a woman with good character.Read more
How does it feel to be both highly attractive and ...
Being smart and beautiful adds pressure to my romantic relationships. My closest ones evaluate my boyfriend's intelligence and attractiveness.Read more
What is the formula of sin^2 (A-B)?
Let [math]M=Sin^{2}(A-B).[/math] We know that, [math]cos2x=1-2sin^{2}x[/math]. Therefore, [math]sin^{2}x=\frac{1-cos2x}{2}[/math].
What is the balanced equation for this redox reaction
What is the mechanism of this reaction: K2Cr2O7 + H2SO4 → 2CrO3 + K2SO4 + H2O? It is a “double replacement” reaction.Read more
Which is the better usage, 'are you mad' or 'are you crazy'?
The words of 'mad' or 'crazy' better not to use against someone. 'Are you mad' or 'Are you crazy' we better not saying to somebody.
Do you say things like 'The car needs fixed', 'The dishes ...
The initial use of this idiom is that a good system shouldn't be tampered with. One of the best coaches I've ever heard of in basketball was ...Read more
What makes you enjoy being alone?
No peer pressure. No anxiety. You're free to act on your own as you want, when you want, whenever you want. No distractions deviating you from accomplishing ...Read more
What is the proof that AB+BC=AC for any three sides of a ...
There is no proof as the statement is incorrect. For any triangle with vertices A, B, C sides can be labeled AB, BC, AC or c, a, b.Read more
How do we convert sodium acetate to methane?
Sodium acetate can be converted into methane gas by its reaction with sodium hydroxide. CH3COONa + NaOH → CH4 + Na2CO3. When sodium acetate ...Read more
Can you solve [math]|x|+1=0[/math]?
It has no solution, even in the complex numbers. If |x| + 1 = 0 then |x| = -1. The range of the absolute value function is only non-negative real numbers.Read more
If x + 1 = 0 , what is x?
If x + 1 = 0 then it means adding 1 to x gives 0. To find x, we try and get rid of this 1 that is being added to x.Read more
What type of reaction is C+O2=CO2?
It is a redox reaction but not intramolecular. · One reactant (carbon) is oxidised and the other one (oxygen) is reduced. · Any reaction in ...Read more
Looking at the chemistry, will CuSO4·5H2O dissolve in ...
This compound is soluble in water. It is an ionic compound whose solid contains water that is included in the crystal that forms, a “hydrate.”Read more
What is oxidizer and reducer in S + 3Cl2 → SCl6?
The oxidation number of reactant S and Cl2 are zero. On the other hand, the oxidation number of S and Cl in the product SCl6 are S6+ and Cl–.Read more
What is the IUPAC name of CH_=C-CH=CH-CH=CH2?
The IUPAC name of the organic compound CH≡C−CH=CH−CH=CH2 C H ≡ C − C H = C H − C H = C H 2 is Hex-1,3-dien-5-yne Hex-1,3-dien-5-yne .Read more
What is 17 times 5?
Originally Answered: What is the answer to 17+5=? ·. The answer to 17+5 17 + 5 is 22 22 . Upvote ·. 93. 91.Read more
Is it correct to say 'I was knowing it' in English?
No. “Knowing” something is not normally drawn out over a period of time like “seeing” something. I would rather say “I saw it,” “I knew it,” or “I was learning ...Read more
What is the solution to x + y = 3?
The equation x+y=3 represents a straight line in a two-dimensional Cartesian coordinate system. There are infinitely many solutions to this equation.Read more
Is this chemical equation right, Fe+O2+H2O --> Fe(OH) 2?
The given equation does not appears to be the right one. The reaction between iron metal and oxygen (from air) in the presence of moisture (H2O) represents the ...Read more
In today's world, what do most people think?
Most people are pessimistic even though world progress has been astonishingly good over the last 20 years: less poverty, less illiteracy, less ...Read more
What kind of reaction is this? SO2 + H2O-> H2SO3?
Synthesis SO2 sulfur dioxide combines with water and this is the first step to synthesizing sulfuric acid and making sulfurous acid.
How would I balance the equation Mg(NO3) 2+HCl=HNO3 ...
Step 1 : Make a table of reactants and product and list the the number of atoms of each element. Step 2: Since the number of of NO3 and Cl are not balanced try ...Read more
How does Ag2O react with alcohol containing compounds?
C2H5OH = C2H4 + H2O. In both these reactions, conc.H2SO4 acts as a dehydrating agent.Read more
How is balancing of sulphur dioxide done in the presence ...
The Redox equation is the following: SO2 + H2SO4 + K2Cr2O7 → K2SO4 + Cr2(SO4)3 + ..... First of all we have to take into account the jumps of oxidation number.Read more
What is the chemical reaction by the oxidation method ...
To do this, 3 molecules of As2S3 and 10 molecules of HNO3 is required. 3As2S3 + 10HNO3 →6H3AsO4 +10NO + 9S. As H2O is given in the reactant side ...Read more
Do we say he came there like a year ago or ...
It depends on where the speaker is. If he is here, then it is 'went'. Should the narrator be on the other end it would be 'came'. When the actor ...Read more
Grammar: Is 'I will call you after came there' right or wrong?
It is incorrect as it stands. The auxiliary verb “have” needs to be followed by the past participle (“-ed”) form of the verb.Read more
How do you solve 2/5+2/5+2/5+4/5?
As fractions the answer is 2. Just for fun think of a pizza. The right hand numbers represent how many equal slices to cut out of 1 whole ...
Is it right if I say, “He works harder than I”?
It's a shorter form of “harder than I work”, and in terms of formal grammar it is perfectly correct. But don't be surprised if you hear people ...Read more
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