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Daniel Bulant 2022-01-28 10:29:14 +01:00
parent 7d267cd852
commit 0ba1a4698a
2 changed files with 9 additions and 5 deletions
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8
notes/.obsidian/plugins/obsidian-activity-history/data.json vendored
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@ -12,8 +12,8 @@
"checkpointList": [
{
"path": "/",
"date": "2022-01-27",
"size": 775378
"date": "2022-01-28",
"size": 775385
}
],
"activityHistory": [
@ -35,6 +35,10 @@
{
"date": "2022-01-27",
"value": 423
},
{
"date": "2022-01-28",
"value": 45
}
]
}

6
notes/ech/Výpočty ze stechiometrických vzorců.md
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@ -2,13 +2,13 @@
tags: [ech]
---
# Výpočty ze stechiometrických vzorců
$M$ - molární hmotnost
## Hmotnostní zlomek
- prvku v sloučenině
$$w(A) = \frac{m(A)}{m(AxBy)} = \frac{xAr(A)}{Mr(AxBy)}$$
$$M_{AxBy} = xM_a + yM_b$$
- látky ve směsi
$$
w(A) = \frac{m(A)}{m(celk.)}
$$
- bezrozměrné číslo
- bezrozměrné číslo