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Significato
Modalità
Il più grande fattore comune
Minimo comune multiplo
Ordine delle operazioni
Frazioni
Frazioni miste
Scomposizione in fattori primi
Esponenti
Radicali
Algebra
Combinazione di termini simili
Risolvere una variabile
Fattore
Espandi
Calcolo delle frazioni
Equazioni lineari
Equazioni di secondo grado
Disparità
Sistemi di equazioni
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Trigonometria
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Calcolare
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Calcola
756
7
5
6
Visualizza i passaggi della soluzione
Procedura della soluzione
252 \cdot 3
2
5
2
⋅
3
Moltiplica 252 e 3 per ottenere 756.
Moltiplica
2
5
2
e
3
per ottenere
7
5
6
.
756
7
5
6
Scomponi in fattori
2^{2}\times 3^{3}\times 7
2
2
×
3
3
×
7
Quiz
Arithmetic
5 problemi simili a:
252 \cdot 3
2
5
2
⋅
3
Problemi simili da ricerca Web
What is \displaystyle{52}\cdot{81} ?
What is
5
2
⋅
8
1
?
https://socratic.org/questions/what-is-52-81
4212 Explanation: 4212 A quick way to check mathematical calculations is to round the numbers. Using 50 for 52 and 80 for 81, the much easier 50 x 80 = 4000 gives you an “order of magnitude” check on ...
4212 Explanation: 4212 A quick way to check mathematical calculations is to round the numbers. Using 50 for 52 and 80 for 81, the much easier 50 x 80 = 4000 gives you an “order of magnitude” check on ...
A \displaystyle{0.252}\cdot{g} mass of \displaystyle\text{oxalic acid} is titrated with a \displaystyle{41.35}\cdot{m}{L} volume of \displaystyle\text{sodium hydroxide} . What is the ...
A
0
.
2
5
2
⋅
g
mass of
oxalic acid
is titrated with a
4
1
.
3
5
⋅
m
L
volume of
sodium hydroxide
. What is the ...
https://socratic.org/questions/5a66dda4b72cff2dfd08684e
\displaystyle{\left[{N}{a}{O}{H}\right]}={0.135}\cdot{m}{o}{l}\cdot{L}^{{-{{1}}}} Explanation: We need a stoichiometric equation to inform our ideas of equivalence, and it is a fact that oxalic ...
[
N
a
O
H
]
=
0
.
1
3
5
⋅
m
o
l
⋅
L
−
1
Explanation: We need a stoichiometric equation to inform our ideas of equivalence, and it is a fact that oxalic ...
If \displaystyle{4.57}\cdot{g} of glucose are dissolved in \displaystyle{25.2}\cdot{g} of water, what are the mole fractions, \displaystyle\chi_{\text{each component}} ?
If
4
.
5
7
⋅
g
of glucose are dissolved in
2
5
.
2
⋅
g
of water, what are the mole fractions,
χ
each component
?
https://socratic.org/questions/593006b311ef6b1eec23888c
\displaystyle\text{Mole fraction,} \displaystyle\chi=\frac{\text{Moles of solute}}{\text{Total moles of solution}} Explanation: And thus the sum of the mole fractions must be equal to ...
Mole fraction,
χ
=
Total moles of solution
Moles of solute
Explanation: And thus the sum of the mole fractions must be equal to ...
What mass of precipitate should be obtained by the reaction between masses of \displaystyle{115}\cdot{g} \displaystyle{A}{g}{N}{O}_{{3}}{\left({a}{q}\right)} and \displaystyle{85}\cdot{g} ...
What mass of precipitate should be obtained by the reaction between masses of
1
1
5
⋅
g
A
g
N
O
3
(
a
q
)
and
8
5
⋅
g
...
https://socratic.org/questions/592d8a4db72cff02472b22d7
Approx. \displaystyle{100}\cdot{g} \displaystyle{A}{g}{C}{l} precipitate should deposit........ Explanation: First we need a stoichiometric equation........ \displaystyle{2}{A}{g}{N}{O}_{{3}}{\left({a}{q}\right)}+{B}{a}{C}{l}_{{2}}{\left({a}{q}\right)}\rightarrow{2}{A}{g}{C}{l}{\left({s}\right)}\downarrow+{B}{a}{\left({N}{O}_{{3}}\right)}_{{2}} ...
Approx.
1
0
0
⋅
g
A
g
C
l
precipitate should deposit........ Explanation: First we need a stoichiometric equation........
2
A
g
N
O
3
(
a
q
)
+
B
a
C
l
2
(
a
q
)
→
2
A
g
C
l
(
s
)
↓
+
B
a
(
N
O
3
)
2
...
What volume of concentrated \displaystyle{H}{C}{l} contains a mass of \displaystyle{125}\cdot{g} \displaystyle{H}{C}{l} ?
What volume of concentrated
H
C
l
contains a mass of
1
2
5
⋅
g
H
C
l
?
https://socratic.org/questions/57e0ae50b72cff1aa6d3c78c
\displaystyle{34}\% \displaystyle\frac{{w}}{{w}} \displaystyle{H}{C}{l} is \displaystyle{10.9}\cdot{m}{o}{l}\cdot{L}^{{-{{1}}}} Explanation: The conc. acid you use in a lab is \displaystyle{34}\% ...
3
4
%
w
w
H
C
l
is
1
0
.
9
⋅
m
o
l
⋅
L
−
1
Explanation: The conc. acid you use in a lab is
3
4
%
...
What is the concentration in \displaystyle\text{ppm} if \displaystyle{18.5}\cdot{g} of solute are dissolved in a \displaystyle{125}\cdot{L} volume?
What is the concentration in
ppm
if
1
8
.
5
⋅
g
of solute are dissolved in a
1
2
5
⋅
L
volume?
https://socratic.org/questions/59a42b5c7c014974b255c225
Well \displaystyle{1}\cdot\text{ppm} \displaystyle= \displaystyle{1}\cdot{m}{g}\cdot{L}^{{-{{1}}}} ....... Explanation: And so we set up the quotient, \displaystyle\frac{\text{milligrams of solute}}{\text{litres of water}} ...
Well
1
⋅
ppm
=
1
⋅
m
g
⋅
L
−
1
....... Explanation: And so we set up the quotient,
litres of water
milligrams of solute
...
Altri Elementi
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Copiato negli Appunti
756
Moltiplica 252 e 3 per ottenere 756.
Esempi
Equazione quadratica
{ x } ^ { 2 } - 4 x - 5 = 0
x
2
−
4
x
−
5
=
0
Trigonometria
4 \sin \theta \cos \theta = 2 \sin \theta
4
sin
θ
cos
θ
=
2
sin
θ
Equazione lineare
y = 3x + 4
y
=
3
x
+
4
Aritmetica
699 * 533
6
9
9
∗
5
3
3
Matrice
\left[ \begin{array} { l l } { 2 } & { 3 } \\ { 5 } & { 4 } \end{array} \right] \left[ \begin{array} { l l l } { 2 } & { 0 } & { 3 } \\ { -1 } & { 1 } & { 5 } \end{array} \right]
[
2
5
3
4
]
[
2
−
1
0
1
3
5
]
Equazione simultanea
\left. \begin{cases} { 8x+2y = 46 } \\ { 7x+3y = 47 } \end{cases} \right.
{
8
x
+
2
y
=
4
6
7
x
+
3
y
=
4
7
Differenziazione
\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
d
x
d
(
x
−
5
)
(
3
x
2
−
2
)
Integrazione
\int _ { 0 } ^ { 1 } x e ^ { - x ^ { 2 } } d x
∫
0
1
x
e
−
x
2
d
x
Limiti
\lim _{x \rightarrow-3} \frac{x^{2}-9}{x^{2}+2 x-3}
x
→
−
3
lim
x
2
+
2
x
−
3
x
2
−
9
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