Ruwa

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Test tube icon.svgRuwa
Ice water vapor.jpg
Chemical substance (en) Fassara chemical compound (en) Fassara
Molecular mass (en) Fassara 18.015268 Da
Found in taxon (en) Fassara Homo sapiens (en) Fassara, Maclura pomifera (en) Fassara, Phytelephas aequatorialis (en) Fassara, Acacia kempeana (en) Fassara, Euonymus hamiltonianus (en) Fassara da Kuɓewa
Chemical structure (en) Fassara
Chemical formula (en) Fassara H₂O
H2O 2D labelled.svg
Canonical SMILES (en) Fassara
InChI (en) Fassara Model 3D
Property (en) Fassara
Density (en) Fassara 0.983854 g/cm³ (a −30 °C, liquid (en) Fassara)
0.993547 g/cm³ (a −20 °C, liquid (en) Fassara)
0.998117 g/cm³ (a −10 °C, liquid (en) Fassara)
0.9998395 g/cm³ (a 0 °C, liquid (en) Fassara)
0.999972 g/cm³ (a 4 °C, liquid (en) Fassara)
0.99996 g/cm³ (a 5 °C, liquid (en) Fassara)
0.9997026 g/cm³ (a 10 °C, liquid (en) Fassara)
0.9991026 g/cm³ (a 15 °C, liquid (en) Fassara)
0.9982071 g/cm³ (a 20 °C, liquid (en) Fassara)
0.9977735 g/cm³ (a 22 °C, liquid (en) Fassara)
0.9970479 g/cm³ (a 25 °C, liquid (en) Fassara)
0.9956502 g/cm³ (a 30 °C, liquid (en) Fassara)
0.99403 g/cm³ (a 35 °C, liquid (en) Fassara)
0.99221 g/cm³ (a 40 °C, liquid (en) Fassara)
0.99022 g/cm³ (a 45 °C, liquid (en) Fassara)
0.98804 g/cm³ (a 50 °C, liquid (en) Fassara)
0.9857 g/cm³ (a 55 °C, liquid (en) Fassara)
0.98321 g/cm³ (a 60 °C, liquid (en) Fassara)
0.98056 g/cm³ (a 65 °C, liquid (en) Fassara)
0.97778 g/cm³ (a 70 °C, liquid (en) Fassara)
0.97486 g/cm³ (a 75 °C, liquid (en) Fassara)
0.9718 g/cm³ (a 80 °C, liquid (en) Fassara)
0.96862 g/cm³ (a 85 °C, liquid (en) Fassara)
0.96531 g/cm³ (a 90 °C, liquid (en) Fassara)
0.96189 g/cm³ (a 95 °C, liquid (en) Fassara)
0.95835 g/cm³ (a 100 °C, liquid (en) Fassara)
Speed of sound (en) Fassara 1,497 m/s (25 °C, liquid (en) Fassara)
473 m/s (100 °C, gas (en) Fassara)
4,000 m/s (, daskararre)
Kinematic viscosity (en) Fassara 0.01012 cm²/s da 0 m²/s
Dynamic viscosity (en) Fassara 1.7911 mPa s (a 0.01 °C, 1 atm, liquid (en) Fassara)
1.0016 mPa s (a 20 °C, 1 atm, liquid (en) Fassara)
0.89002 mPa s (a 25 °C, 1 atm, liquid (en) Fassara)
Refractive index (en) Fassara 1.3945 (a 0 °C, 226.5 nm)
1.33432 (a 0 °C, 589 nm)
1.32612 (a 0 °C, 1,013.98 nm)
1.39336 (a 20 °C, 226.5 nm)
1.33298 (a 20 °C, 589 nm)
1.32524 (a 20 °C, 1,013.98 nm)
Thermal conductivity (en) Fassara 0.56 W/(m K)
Melting point (en) Fassara 0 °C (a 1 atm)
Boiling point (en) Fassara 100 °C (a 1 atm)
Decomposition point (en) Fassara 2,200 °C
Standard molar entropy (en) Fassara 69.9 J/(mol K) da 188.8 J/(mol K)
Standard enthalpy of formation (en) Fassara −241,818 J/mol da −285,830 J/mol
Molar enthalpy of vaporization (en) Fassara 40.656 kJ/mol da 9.717 kcal/mol
Specific heat capacity (en) Fassara 4,184 J/(kg K), 2,110 J/(kg K), 1,640 J/(kg K) da 4,216 J/(kg K)
Hazard (en) Fassara
Median lethal dose (LD50) (en) Fassara 90 g/kg (Rattus (en) Fassara, oral administration (en) Fassara)
NFPA 704.svg
 
 
 
 
Wasu abun
viscosity (en) Fassara, odorlessness (en) Fassara, tastelessness (en) Fassara, heat capacity (en) Fassara, amphoterism (en) Fassara, launi, humidity (en) Fassara da hardness (en) Fassara
Michael Melgar LiquidArt resize droplet.jpg
Mai sana,ar siyar da ruwa
tsuntsuwa a bakin ruwa

Ruwa wani tataccen sinadari ne wanda yake da matukar muhimmanci ga halittun Duniya baki daya kama daga kwari, tsuntsaye, halittun ruwa da na doron kasa. A turance ana kiransa da water, Hakika Ruwa ya kasance shine ginshikin rayuwar halittun duniya baki daya, ruwa shine tubalin ginin kwayar duk wata halitta dake doron duniya.

Ruwa ya kasance yana tabbatuwa ko saukowa zuwa doron duniya a bisa kudirar Allah mahalicci. Da farko dai asalin samuwar ruwa daga cikin giza-gizai yake taruwa, sannu a hankali har giza-gizan su cika da tekun ruwa wadda daga nan iska zata rika tura girgijen zuwa inda ruwan zai sauka, shi yasa duk lokacinda hadari ya taso zakaji iska tana kadawa da karfi cikin kankanin lokaci sai kaji an goce da ruwa.

Bayan ruwa ya sauka nan take kasa zata tsose ta, wasu kuma su kwarara zuwa teku daga nan kuma sai kasa ta kumbura, saboda haka duk wata kwayar tsiro itama sai ta kumbura ta rube sakamakon ruwan da ta tsotsa cikin ikon Allah sai kaga an wayi gari tsirai iri-iri sun cika ko'ina a sararin duniya abin gwanin ban sha'awa. Hakika ruwa shine ginshikin duk wata halitta mai rai a doron kasa kowacce halitta tana bukatar ruwa, musamman Dan'adam yana amfanuwa da ruwa ta hanyoyi da dama wanda bazai yiwu a iya kididdige amfanin da ruwa keyiwa dan'adam dinba, tsarki ya tabbata ga Allah mahaliccin ruwa domin amfanin bayinsa.