Найдите массу вещества 0,602*10^24 молекул азота
nadyayde
3
13.08.2019 19:50
1
Другие вопросы по теме Химия
sanek48rus1
28.07.2019 15:20
Understand11
28.07.2019 15:20
CadetLada42
28.07.2019 15:20
lena808608
28.07.2019 15:20
ingab2989
25.05.2019 00:00
Алёна11Кот
25.05.2019 00:00
yusifmailov1
25.05.2019 00:00
HET228
25.05.2019 00:00
Популярные вопросы
- How often do you do the following? Make sentences about yourself. Use adverbs...
1 - Complete the factfile with information from the article in Ex.1 Celebration:...
1 - Complete the sentences with don’t/ doesn’t and one of these verbs go • read...
2 - Complete the exchanges using phrases from the list I don’t really like • It’s...
1 - Look at the pictures and use the prompts to write what the people are doing...
3 - Choose the correct item A lot of people love to costumes at carnivals. A wear...
3 - Add — ing to the verbs and put them in the correct box stop • sleep • die...
3 - Write sentences about yourself. Use the expressions in the list now • at the...
1 - Put the verbs in brackets in the present continuous A: Where’s Bob? B: In...
3 - This is an article from a travel magazine about Chinese New Year. Match the...
3
n=N/Na, где Na - число Авагадро = 6,02^1023 (г/моль)
n=6.02*10^23/6.02*10^23=1(моль)
m=n*M
M(N2)=2*14=28(г/моль)
m=1*28=28(г)