What is the overall reaction for photosynthesis? select one: a. 6 co2 + 12 h2o > c6h12o6 + 6 o2 + 6 h2o b. co2 + c6h12o6 > 6 o2 + 6 h2o c. 6 o2 + 6 h2o > 6 co2 + c6h12o6 d. c6h12o6 + 6 o2 > 6 co2 + 6 h2o?

What is the empirical formula of c6h18o3? ch3o c2h5o c2h6o c2h5o5

The melting point of sulfur is 115 °c and its boiling point is 445 °c. what state would sulfur be in at 200 °c?

Answer asap need it by wednesday morning carry out the following calculations on ph and ka of from data. i. calculate the ph of 0.02m hcl ii. calculate the ph of 0.036m naoh iii. calculate the ph of 0.36m ca(oh)2 iv. calculate the ph of 0.16m ch3cooh which has ka = 1.74 x 10-5 mol dm-3 v. calculate ka for weak acid ha which has a ph of 3.65 at 0.30m concentration vi. calculate the ka of a solution made by mixing 15.0 cm3 0.2m ha and 60.0 cm3 0.31m a-. [ph= 3.80] vii. calculate the ph of a solution made by mixing 15.0 cm3 0.1m naoh and 35.0 cm3 0.2m hcooh. [ka = 1.82 x 10-4 m]