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Divya Krishna
Subject: Science
, asked on 4/1/18
dear ma'am
pls answer this question for me.
define atomic mass unit. the rekativeatomic mass of oxygen is 16. explain its meaning.
i would appreciate it if you answered as soon as possible
Love
Divya
Answer
1
Muskan
Subject: Science
, asked on 3/1/18
Calculate the number of atoms in 0.5 mole of sugar (C
6
H
12
O
6
)
Answer
4
Muskan
Subject: Science
, asked on 3/1/18
calculate the number of atoms in 1 mole each of O, O
2
, O
3
Answer
2
Nikita Bajaj
Subject: Science
, asked on 3/1/18
Which has more mass? 10 moles of oxygen gas or 6.023 ?10 to the power 20 molecules of oxygen gas?
Answer
5
Swayam Gupta
Subject: Science
, asked on 31/12/17
What is formula unit of mass ? How is it different from molecular mass ?
Experts answer fast
Answer
2
Vignesh
Subject: Science
, asked on 26/12/17
7. Resistances
R
1
,
R
2
,
R
3
a
n
d
R
4
are connected as shown in the figure.
S
1
a
n
d
S
2
are two keys. Discuss the current flowing in the circuit in the following cases.
Both
S
1
a
n
d
S
2
are closed.
Both
S
1
a
n
d
S
2
are open.
S
1
is closed but
S
2
is open.
Answer
1
Vignesh
Subject: Science
, asked on 26/12/17
Please answer whether series or parallel and please elaborate it.The question is:
Answer
1
Pushkar Mahto
Subject: Science
, asked on 24/12/17
What is the number of molecules in 5.6 litres of sulphur trioxide gas at standard temperature and pressure?? Answers of all questions.
Q. At STP, number of molecules in 5.6/ of sulphur trioxide gas is __________.
10 / of oxygen contains 'x' molecules. 10/ of ozone contains__________ molecules at the same temperature and pressure.
8 g of oxygen contains __________ oxygen molecules.
Total number of atoms in 20 g of calcium carbonate ____________.
Number of moles of oxygen required for the combustion of 48 g of methane ________.
_________ grams of methane contain as many hydrogen atoms as there area in 4 grams of hydrogen gas.
The density of a gas is 10 times more than that of hydrogen. Molecular weight of gas X is__________.
Total number of hydrogen atoms in 4.9 g of sulphuric acid is _______________.
Answer
1
Umang Patanwala
Subject: Science
, asked on 23/12/17
12 gram of carbon combines with 32 gram of oxygen to form a molecule of compound CO2 . Then how many grams of carbon will combine with 96 gram of oxygen ?
Answer
5
Kapil Singh
Subject: Science
, asked on 18/12/17
The relative atomic mass of the atom of an element is defined as the average mass of the atom as compared to 1/12th of the mass of one carbon-12 atom. Explain this sentence completely with meaning of "relative" also. Experts please explain fast.
Answer
1
Son Ser
Subject: Science
, asked on 17/12/17
Q 30 ml of methane is mixed with 80 ml of oxygen & burned .What is the volume of carbon dioxide formed & volume of excess oxygen( all are at STP).
Answer
2
Sarthak Gaur
Subject: Science
, asked on 15/12/17
Calculate the molecular mass of KMnO4
Answer
2
Krina Ashwin Limbachiya
Subject: Science
, asked on 14/12/17
why is the value of avagadro number 6.022 and not 6.023 into 10 raise to the power 23 ro
Answer
4
Garima Srivastava
Subject: Science
, asked on 13/12/17
How was the mass of carbon of one carbon atom calculated as 1.9924 × 10^23g
Answer
2
Nandana Madhav
Subject: Science
, asked on 12/12/17
A solution contains 50 g of sugar in 350 g of water. Calculate the concentration of solution in terms of mass by mass percent of the solution.
Answer
4
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What are you looking for?
pls answer this question for me.
define atomic mass unit. the rekativeatomic mass of oxygen is 16. explain its meaning.
i would appreciate it if you answered as soon as possible
Love
Divya
Experts answer fast
Q. At STP, number of molecules in 5.6/ of sulphur trioxide gas is __________.
10 / of oxygen contains 'x' molecules. 10/ of ozone contains__________ molecules at the same temperature and pressure.
8 g of oxygen contains __________ oxygen molecules.
Total number of atoms in 20 g of calcium carbonate ____________.
Number of moles of oxygen required for the combustion of 48 g of methane ________.
_________ grams of methane contain as many hydrogen atoms as there area in 4 grams of hydrogen gas.
The density of a gas is 10 times more than that of hydrogen. Molecular weight of gas X is__________.
Total number of hydrogen atoms in 4.9 g of sulphuric acid is _______________.