Across
- 4. formula, It is the true or correct formula of the compound.
- 8. analysis, It is known as factor-label method
- 10. Formula, Formulas computed from composition data or called the “simplest formula”
- 13. It is the ratio of the mass of a substance to the volume occupied by the mass of an object.
- 14. hundred, The Percentage of composition of a compound is computed by using the mathematical formula (mass of element/molar mass of compound x ________%) where ________ is the multiplier to convert the quotient into percentage.
- 16. zero, It is the term used to refer the zero point on Kelvin Scale or -273 °C
- 17. Known as a measure of the quantity of matter
- 20. It is standard unit of temperature in International System
Down
- 1. number ratio, The step 2 of the calculation of empirical formula involves determining the ________ of atoms by dividing each number of moles by the smallest mole value.
- 2. composition, Defined as the percentage by mass of each element present in compound or chemistry product.
- 3. The unit used to determine the amount of substance of matter
- 5. Refers as the force that gravity exerts on an object.
- 6. mass, It is the atomic mass of an element or sum of the atomic masses of all element present in compound that is expressed in unit grams
- 7. meter, The standard unit of volume in International System
- 9. system, This system is usually used in business and industry in the United States but not in scientific works.
- 11. number, 6.022 x 10 23 is known as _____________
- 12. system, It is known as “systematic method”
- 15. Formula, In step 1 of calculating the molar mass of a compound, you must write the ____________ of the given compound in the problem.
- 18. Avogadro, The Avogadro’s number was proposed by the Italian Physicist named _____
- 19. Celsius, The Swedish astronomer that named the Celsius scale (°C)