i need help on calculating molar mass could anyone assist me ?

Molecular Mass/Formula Mass Calculations - For each compound/molecule, write the chemical form the molar mass of the compound. Make sure to round to 3 decimal places. SHOW YOUR WORK ON SHEET OF PAPER, BUT TRANSFER YOUR FINAL ANSWER TO THE BOX ON THIS SHEET. Don't forget t 15. zinc oxide 16. tetraphosphorus decoxi Molar Mass Molar Mass: 17. butane 18. fluorine Molar Mass Molar Mass: 19. potassium arsenate 20. lead (IV) nitrate Molar Mass Molar Mass: 21. silicon tetrabromide 22. hexane Molar Mass: Molar Mass: 23. copper (II) silicate 24. antimony trichloride Molar Mass Molar Mass: 25. titanium (III) acetate Molar Mass