![subject](/tpl/images/cats/himiya.png)
A brick has a mass of 4.0 kg and the Earth has a mass of 6.0 × 1027 g. Use this information to answer the questions below. Be sure your answers have the correct numb of significant digits.(a) What is the mass of 1 mole of bricks? Round your answer to 2 significant digits.(b) How many moles of bricks have a mass equal to the mass of the Earth? Round your answer to 2 significant digits.
![ansver](/tpl/images/cats/User.png)
Answers: 1
Another question on Chemistry
![question](/tpl/images/cats/himiya.png)
Chemistry, 21.06.2019 23:00
An electrons position cannot be known precisely only it's probability of being in a certain location can be known
Answers: 1
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 12:00
What is a possible quantum number set for an electron in the 3s orbital of a magnesium atom
Answers: 1
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 14:30
The valence of aluminum is +3, and the valence of the chlorine is -1. the formula fir the aluminum chloride is correctly written as
Answers: 2
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 16:30
For the reaction shown, calculate how many moles of no2 form when each of the following completely reacts. 2n2o5(g)→4no2(g)+o2(g) part a 1.0 mol n2o5 express your answer using two significant figures. nothing mol m o l request answer part b 5.4 mol n2o5 express your answer using two significant figures.
Answers: 2
You know the right answer?
A brick has a mass of 4.0 kg and the Earth has a mass of 6.0 × 1027 g. Use this information to answe...
Questions
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 29.11.2021 21:20
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 29.11.2021 21:20
![question](/tpl/images/cats/mat.png)
Mathematics, 29.11.2021 21:20
![question](/tpl/images/cats/mat.png)
Mathematics, 29.11.2021 21:20
![question](/tpl/images/cats/mat.png)
Mathematics, 29.11.2021 21:20
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 29.11.2021 21:20
![question](/tpl/images/cats/himiya.png)
Chemistry, 29.11.2021 21:20
![question](/tpl/images/cats/istoriya.png)
History, 29.11.2021 21:20
![question](/tpl/images/cats/User.png)
![question](/tpl/images/cats/biologiya.png)
Biology, 29.11.2021 21:20
![question](/tpl/images/cats/mat.png)
Mathematics, 29.11.2021 21:20
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/en.png)
English, 29.11.2021 21:20
![question](/tpl/images/cats/himiya.png)
Chemistry, 29.11.2021 21:20
![question](/tpl/images/cats/mat.png)