Consider the following thermochemical equation: C(s) + O2(g) → CO2(g) δh = −393 KJ
CO(g) + ½O2(g) → CO2(g) δh = −294 KJ

What is the enthalpy change for the following related thermochemical equation?

C(s) + ½O2(g) → CO(g).

3.) for each of the following compounds, draw the major organic product of reaction with hcl or naoh and circle whether the starting materials and products will be more soluble in organic solvent or water benzoic acid + hcl: benzoic acid + naoh: oh benzoic acid water/organic water organic fluorenone hс: fluorenone + naoh: fluorenone water/organic water/organic веnzocaine + hci: benzocaine + n»oh: h2n benzocaine water/organic water organic o=

Asample of aluminum foil contains 8.60 × 1023 atoms. what is the mass of the foil?

If a sample of radioactive isotopes takes 600 minutes to decay from 400 grams to 50 grams, what is the half-life of the isotope?