## What Is The Mass % Of Carbon In Dimethylsulfoxide (c2h6so) Rounded To Three Significant Figures??

There is **30.74%** carbon in dimethylsulfoxide C_{2}H_{6}SO.

## What is the mass of carbon in dimethylsulfoxide C2H6SO rounded to three significant figures group of answer choices?

Question: What is the mass % of carbon in dimethylsulfoxide (C2H6SO) rounded to three significant figures? Your Answer: **30.7%**

## What is the mass of oxygen in dimethylsulfoxide C2H6SO?

**16.0 amu**where amu ≡ atomic mass unit . Chemists usually deal in molar quantities where oxygen has an atomic mass of 16.00⋅g⋅mol−1 .

## What is the molar mass of C2H6SO?

The molecular formula C_{2}H_{6}OS (molar mass: **78.13 g/mol** exact mass: 78.01394 u) may refer to: Dimethyl sulfoxide (DMSO) 2-Mercaptoethanol or β-mercaptoethanol.

## What is the mass of sulfur in dimethylsulfoxide?

The sulfur atom in dimethyl sulfoxide has a non bonded electron pair. Its molar mass is **78.13 g/mol**.

## What is the mass of carbon in dimethylsulfoxide C 2h 6so )?

There is **30.74%** carbon in dimethylsulfoxide C_{2}H_{6}SO.

## What is the molar mass of carbon 12?

Click symbol for equation | |
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molar mass of carbon-12 | |

Concise form | 11.999 999 9958(36) x 10^{–}^{3} kg mol^{–}^{1} |

Click here for correlation coefficient of this constant with other constants | |

Source: 2018 CODATA recommended values Definition of uncertainty Correlation coefficient with any other constant |

## What is the mass of aluminum in aluminum sulfate Al2 SO4 3 rounded to three significant figures?

What is the mass % of aluminum in aluminum sulfate (Al2(SO4)3) rounded to three significant figures? To find the percent composition of Al₂(SO₄)₃ you divide the total mass of each atom by the molecular mass and multiply by 100 %. = **53.96 u**.

## What is the mass of C in methane CH4?

In terms of mass methane is (4.032/16.04) x 100 = 25.13% hydrogen and (12.01/16.04) x 100 = **74.87% carbon**.

## What is the mass percent of oxygen in Pb no3 2?

The mass percentage of oxygen in is **29%**

## How many moles of carbon are in C2H6SO?

The formula C2H6SO indicates that every mole of this compound has **2 moles** of carbon atoms in it. Thus 4 moles of the compound would have 4 x 2 = 8 moles of C atoms.

## What is the molar mass for carbon?

12.0107 u

## How many grams of hydrogen are in 46 g of CH4O?

Question: How many grams of hydrogen are in 46g of CH4O?(I know the answer is **5.8** but why?)

## How many molecules of CH4 are in 48.2 g of this compound?

There are **1.8021⋅1024 molecules** of CH4 in 48 grams of CH4 .

## What is the percentage by mass of H in CH4?

**25.14 percent**.

## What is the mass in grams of 9.76 10 12 atoms of naturally occurring sodium?

mass Na atoms = **3.73 x 10 ^{–}^{10} g**

The 9.76 x 10^{12} sodium (Na) atoms will have a mass of C) 3.73 x 10^{–}^{10} g.

## What is the percentage by mass of nitrogen in PtCl2 NH3 2?

star. Look up or calculate the molar mass of PtCl2(NH3)2. Mass percent composition of N = mass contribution of N/molecular mass of K 3 Fe(CN) 6 x 100% Mass percent composition of N = 84.06 g/mol/329.27 g/mol x 100% Mass percent composition of N = 0.2553 x 100% Mass percent composition of N = **25.53%** The Answer .

## What is the formula weight of a compound?

formula weight in chemistry **the sum of the atomic weights of all atoms appearing in a given chemical formula**. It is generally applied to a substance that does not consist of individual molecules such as the ionic compound sodium chloride.

## What is the formula mass of potassium dichromate?

294.185 g/mol

## What is the molar mass of carbon-13?

**13 grams per mole**.

A mole is the number of particles necessary for the number of atomic mass units of a single atom or…

## What is the molar mass of carbon 14?

General | |
---|---|

Half-life | 5 730 ± 40 years |

Isotope mass | 14.0032420 u |

Spin | 0+ |

Decay modes |

## What’s the mass of carbon 14?

14 amu

Carbon-14 (14C): The carbon isotope whose nucleus contains six protons and eight neutrons. This gives an atomic mass of 14 amu.

## What is the percent by mass of aluminum in aluminum sulfate?

We can choose any units but the same for all types of atoms. Aluminium in such a molecule has the mass Thus the percent in question is so the answer is **15.8%**.

## What is the mass of aluminum in al2 so4 3?

Mass of 2 Al atoms = 2 Al atoms × 26.98u1Al atom = **53.96 u**.

## What is the molar mass of aluminum sulfate?

342.15 g/mol

## What is the mass percent of carbon in methane CH4 quizlet?

If the percent by mass of carbon in methane CH4 is **75%** then 100 grams of methane contain 25.0 grams of hydrogen. The formula for methane CH4 is both a molecular and an empirical formula. The empirical formula for glucose C6H12O6 is C2H4O2. 14 a.

## What is the weight percent of C in CH4 answer in units of?

**74.88%**.

## How do you find the molar mass of CH4?

## What is the mass of Pb?

207.2 u

## What is the formula mass of Pb no3 2?

331.2 g/mol

## What is the molar mass of Pb no3 4?

## How many moles of carbon are in dimethylsulfoxide?

**4 moles**of carbon atoms.

## How many moles of sulfur are present in al2 s2o3 3?

There are **six sulfur atoms** in a molecule of {eq}Al_2(S_2O_3)_3 {/eq} as indicated by the three {eq}(S_2O_3) {/eq} units in the molecule.

## How many carbon atoms are in 4 moles of carbon?

So 1 mole of carbon contains 6. 022×10^23 carbon atoms. So 4 mole of carbon element contains **4×(6.** **022×10^23) carbon atoms**.