subject

Chemistry, 26.08.2020 05:01 dan7478

A certain element consists of two stable isotopes. The first has a mass of 121 amu and a percent natural abundance of 57.3 %. The second has a mass of 123 amu and a percent natural abundance of 42.8 %. What is the atomic weight of the element? amu

ansver

Answers: 3

Show answers

Another question on Chemistry

question

Chemistry, 21.06.2019 12:30

What element is in the lathanide family?

Answers: 2

question

Chemistry, 22.06.2019 02:30

Which element forms an ionic bond with flourine? 1) fluorine 2) carbon 3) potassium 4) oxygen

Answers: 1

question

Chemistry, 22.06.2019 03:50

Consider the reaction: n2(g) + o2(g) ? 2no(g) kc = 0.10 at 2000oc starting with initial concentrations of 0.040 mol/l of n2 and 0.040 mol/l of o2, calculate the equilibrium concentration of no in mol/l how would this be done?

Answers: 3

question

Chemistry, 22.06.2019 11:50

If oil spills continue, all of the following should be expected except (2 points) death of aquatic life. polluted groundwater. decreased soil productivity. increased global temperatures.

Answers: 3

You know the right answer?

A certain element consists of two stable isotopes. The first has a mass of 121 amu and a percent nat...

Questions

question

History, 05.07.2019 07:40

What was the chief value of the colonies?...

question

Mathematics, 05.07.2019 07:40

The angles of a triangle measure 4 degrees 86 degrees and 90 degrees classify the triangle...

question

History, 05.07.2019 07:40

Ievery baby born in florida an american citizen?...

question

Mathematics, 05.07.2019 07:40

There are 40 girls on a softball team. 3 out of every 5 prefer chocolate over vanilla milkshakes . how many girls prefer chocolate milkshakes...

question

Mathematics, 05.07.2019 07:40

Which ratio forms a proportion with 25/35...

question

History, 05.07.2019 07:40

The original olympic games were meant to who in greek culture...

question

Social Studies, 05.07.2019 07:40

How might the use of arabic numerals be connected to islamic trade...

question

History, 05.07.2019 07:40

What was the result of the "denmark vesey plot"...

question

History, 05.07.2019 07:40

☆answer asap☆ justinian conquered the of north africa a. persians b. frank's c. abassibs d. vandals...

question

History, 05.07.2019 07:40

In the late 1800s, the ghost dance was a religious movement among...

question

Mathematics, 05.07.2019 07:40

What is the relation of .8 to .80 > ,< , or =...

question

History, 05.07.2019 07:40

Why did parents allow their children to work for child laborers in such hazardous conditions?...

question

Mathematics, 05.07.2019 07:40

An ice cream company produces approximately 6 × 105 half-gallons of strawberry ice cream a month. at the same time, they produce approximately 1 × 106...

question

Mathematics, 05.07.2019 07:40

An athlete eats 45 grams of protein per day while training. how much is this in milligrams?...

question

History, 05.07.2019 07:40

The constitution provides for three branches of governemnt...

question

History, 05.07.2019 07:40

In connecticut what type of jobs did slaves do...

question

English, 05.07.2019 07:40

How do you annotate the pedestrian by ray bradbury ....

question

Physics, 05.07.2019 07:40

The mass of the container holding this table salt is 3g. what is the mass of the table salt...

question

Biology, 05.07.2019 07:40

Which of these is the thinnest? a. plate b. lithosphere c. oceanic crust d. continental crust...

question

History, 05.07.2019 07:40

What is john locke’s ideas about social contract...

More questions: Chemistry Another questions

Questions on the website: 13722359