subject
Chemistry, 03.07.2021 02:50 fperez616

El fluoruro de hidrógeno HF que se utiliza en la obtención de los freones (los cuales
destruyen la capa de ozono de la
estratosfera), se prepara mediante la
siguiente reacción: CaF2 + H2SO4
CaSO4 + 2HF Si se hacen reaccionar 50gr
de CaF2 con 100 gr de H2SO4 (masas
atómicas Ca=40,F=19, H=1, S=32, O=16)

ansver
Answers: 2

Another question on Chemistry

question
Chemistry, 22.06.2019 02:40
The difference between the atomic number of an element and the element’s atomic mass is the number of ions.
Answers: 3
question
Chemistry, 22.06.2019 12:00
Under normal conditions, describe how increasing the temperatures effects the solubility of a typical salt
Answers: 1
question
Chemistry, 22.06.2019 12:20
The yearly amounts of carbon emissions from cars in belgium are normally distributed with a mean of 13.9 gigagrams per year and a standard deviation of 5.8 gigagrams per year. find the probability that the amount of carbon emissions from cars in belgium for a randomly selected year are between 11.5 gigagrams and 14.0 gigagrams per year. a. 0.340 b. 0.660 c. 0.167 d. 0.397
Answers: 2
question
Chemistry, 22.06.2019 22:30
What if it is did darwin used to support his theory of evolution
Answers: 1
You know the right answer?
El fluoruro de hidrógeno HF que se utiliza en la obtención de los freones (los cuales
destruy...
Questions
question
Mathematics, 18.03.2021 02:10
question
Mathematics, 18.03.2021 02:10
question
Mathematics, 18.03.2021 02:10
question
Mathematics, 18.03.2021 02:10
question
Biology, 18.03.2021 02:10
question
Mathematics, 18.03.2021 02:10
question
Mathematics, 18.03.2021 02:10