PLEASE HELP IMMEDIATELY fill in the blank with the word or phrase that best completes the statement or answer the question the scientific name for the plant that reproduces with flowers a(n)​ first word is angiosperm you can't see it on the word board

Explain which atom l or m is more stable and why

What type of reaction is shown below? check all that apply. 2h2o2 → 2h2o + o2 synthesis decomposition combustion

The following reaction shows sodium carbonate reacting with calcium hydroxide. na2co3 + ca(oh)2 → naoh + caco3 how many grams of naoh are produced from 20.0 grams of na2co3? (molar mass of na = 22.989 g/mol, c = 12.01 g/mol, o = 15.999 g/mol, ca = 40.078 g/mol, h = 1.008 g/mol) 12.2 grams 15.1 grams 24.4 grams 30.2 grams