573 Kelvin (573 K) converted to the Celsius scale equals 300°C. The conversion formula is °C = K − 273, so 573 − 273 = 300°C. This is an important temperature in chemistry, often used in industrial reactions and the Haber process.
573 K = 300°C (using the approximation K − 273).
Exact conversion: 573 − 273.15 = 299.85°C ≈ 300°C.
Conversion formula: °C = K − 273 (or exact: °C = K − 273.15).
The reverse: 300°C = 300 + 273 = 573 K.
273 K = 0°C (freezing point of water); 373 K = 100°C (boiling point).
573 K is a common temperature in industrial chemical processes.
The Kelvin scale has no negative values; absolute zero is 0 K = −273°C.
Both Kelvin and Celsius have the same degree size — only the zero point differs by 273.15.
The formula to convert Kelvin to Celsius:
°C = K − 273.15 (exact formula) or °C = K − 273 (standard approximation used in NCERT/board exams)
Step-by-step calculation: Given: Temperature = 573 K Formula: °C = K − 273
°C = 573 − 273 °C = 300
Answer: 573 K = 300°C
Note: Using the precise value: 573 − 273.15 = 299.85°C ≈ 300°C. The standard answer expected in chemistry exams is 300°C.
The Kelvin (K) and Celsius (°C) scales are related by a constant offset of 273 (or precisely 273.15):
K = °C + 273 °C = K − 273
Key reference points:
The size of 1 K = 1°C (the scales have the same degree size). The difference is only in where zero is placed.
573 K (300°C) is a significant temperature in several chemical processes:
Haber Process (synthesis of ammonia): N₂ + 3H₂ ⇌ 2NH₃ Optimal temperature: 400–500°C, but studies often reference 300°C as a lower bound consideration.
Contact Process (sulfuric acid manufacture): 2SO₂ + O₂ ⇌ 2SO₃ Temperature used: 400–600°C
Thermal decomposition reactions: Many carbonates, bicarbonates, and organic compounds decompose around 300°C.
Catalytic cracking: Petroleum fractions are cracked at temperatures starting around 300°C.
Organic chemistry: Many dehydration, pyrolysis, and rearrangement reactions occur near 300°C (573 K).
| Kelvin (K) | Celsius (°C) | Common Reference |
|---|---|---|
| 0 K | −273°C | Absolute zero |
| 273 K | 0°C | Freezing point of water |
| 298 K | 25°C | Standard temperature |
| 300 K | 27°C | Near room temperature |
| 373 K | 100°C | Boiling point of water |
| 473 K | 200°C | Moderate reaction temperature |
| 573 K | 300°C | Elevated reaction temperature |
| 673 K | 400°C | High reaction temperature |
| 773 K | 500°C | Very high reaction temperature |
573 K = 300°C. Using the formula: °C = K − 273 = 573 − 273 = 300°C.
Use the formula °C = K − 273: °C = 573 − 273 = 300°C. The precise formula gives 573 − 273.15 = 299.85°C ≈ 300°C.
The formula is °C = K − 273 (approximate) or °C = K − 273.15 (exact). The reverse is K = °C + 273.
Yes, 573 K (300°C) is a relatively high temperature used in industrial chemistry. It is about three times the boiling point of water and is commonly used in catalytic reactions and thermal decomposition processes.
K = °C + 273 = 300 + 273 = 573 K. So 300°C = 573 K.
de Broglie Wave Equation and Dual Nature of Matter
Learn the de Broglie wave equation. Understand Louis de Broglie's theory of the dual nature of matter (particle and wave) and the formula for wavelength.
What is a Displacement Reaction? (Definition and Examples)
Learn the definition of a displacement reaction in chemistry. Understand how highly reactive metals displace less reactive metals using the reactivity series.
What is Hybridization in Chemistry?
Learn the definition of Hybridization in chemistry. Understand how atomic orbitals mix to form sp, sp2, and sp3 hybrid orbitals, dictating molecular shape.
What is a Ligand?
Learn the definition of a ligand in chemistry. Understand how molecules or ions donate electron pairs to a central metal atom in coordination compounds.
What is a Polyatomic Ion? (Definition & Examples)
Learn the definition of a polyatomic ion in chemistry. Discover clear examples like Sulphate (SO4), Nitrate (NO3), and Ammonium (NH4) for Class 9 students.
Turn this guide into revision flashcards, a practice exam, or an AI-generated podcast — free, no signup required.