subject

Chemistry, 16.11.2020 21:30 11232003

Radium is a radioactive element that decays into radon gas. it's atomic mass is 226. How many moles in 500 grams of radium?

ansver

Answers: 2

Show answers

Another question on Chemistry

question

Chemistry, 21.06.2019 17:30

Which uses electromagnetic radiation to discover the properties and composition of bodies in space? space probe space station space shuttle space observatory

Answers: 2

question

Chemistry, 21.06.2019 20:30

18. use the activity series to predict whether the following synthesis reaction will occur. write the chemical equations for the reaction if it's predicted to occur. (s) + o2(g) -> *note: it is possible.*

Answers: 1

question

Chemistry, 22.06.2019 09:00

Chemical energy is a form of a. kinetic energy only. b. both potential and kinetic energy. c. neither potential nor kinetic energy. d. potential energy only. reset

Answers: 1

question

Chemistry, 22.06.2019 18:00

An object displaces 652 ml of water. the volume of the object is: 0.652 cm³ 6.52 cm³ 65.2 cm³ 652 cm³

Answers: 3

You know the right answer?

Radium is a radioactive element that decays into radon gas. it's atomic mass is 226. How many moles...

Questions

question

Engineering, 16.10.2019 16:10

Apiston–cylinder device contains 0.93 kg of refrigerant-134a at –10°c. the piston that is free to move has a mass of 12 kg and a diameter of 25 cm. th...

question

Business, 16.10.2019 16:10

Check my work check my work button is now enabled4item 15item 15 0.5 points time remaining 2 hours 48 minutes 6 seconds02: 48: 06 this exercise is bui...

question

English, 16.10.2019 16:10

According to “ a worldwide flu” which event happened first...

question

Computers and Technology, 16.10.2019 16:10

Universitydriver class the universitydriver contains the main method. your program must run according to the sample run examples provided below. the f...

question

Business, 16.10.2019 16:10

Variable manufacturing costs are $175 per unit and fixed manufacturing costs are $96,000. sales are estimated to be 8,000 units. how much would absorp...

question

Social Studies, 16.10.2019 16:10

Desiree has her hairbrush out. you just know she's going to begin using it at any minute, so you give her "the look," silently communicating that she...

question

Mathematics, 16.10.2019 16:10

According to a 2009 reader's digest article, people throw away about 14% of what they buy at the grocery store. assume this is the true proportion and...

question

Physics, 16.10.2019 16:10

At 12pm, a sailboat leaves a dock headed south at 5mph. at 1pm, the coast guard heads west at 10mph from a point located 2 miles due west of the dock....

question

Business, 16.10.2019 16:10

Gardner sail makers manufactures sails for sailboats. the company has the capacity to produce 36,000 sails per year and is currently producing and sel...

question

Business, 16.10.2019 16:10

Ivan and olga owns a duplex. they collect the rents and make repairs to the property when necessary. that is, they are active participants in the rent...

question

Mathematics, 16.10.2019 16:10

If trap is an isosceles trapezoid what is the value of x

question

Chemistry, 16.10.2019 16:10

Which phrase best describes hematite? an ionic compound of iron a rock containing a lot of iron a pure metal an iron–carbon alloy...

question

History, 16.10.2019 16:10

Ineed to make a presentation on the impacts of the russian revolution and my partner isn't doing much to so can someone pls me...

question

Mathematics, 16.10.2019 16:10

Answer these questions 1.) the ratio of two numbers is 3: 7. if the bigger number is 21, find these numbers. 2.) the ratio of...

question

Chemistry, 16.10.2019 16:10

Explaining how is the legislative branch organized, andwhat are its functions?...

question

Mathematics, 16.10.2019 16:10

you work for a rental car company. if customers return a car with under half a tank of gas, they are charged 7.50 per gallon of gas to fill up t...

question

History, 16.10.2019 16:10

Who was the first american to drill an oil well?...

question

English, 16.10.2019 16:10

Miniver sighed for what was not, and dreamed, and rested from his labors; he dreamed of thebes and camelot, and priam's neighbors.

question

Mathematics, 16.10.2019 16:10

Which expression is equivalent to the square root of 120x...

question

English, 16.10.2019 16:10

In 3–5 complete sentences, thoroughly explain how the protagonist's cultural background affects his or her actions and choices in your module one shor...

More questions: Chemistry Another questions

Questions on the website: 13722367