For the equation CH4 + 2O2 → CO2 + H2O + 803.1 kJ, how much heat will be released if 2.0 × 101 g of CH4 react with sufficient O2? A. 883 kJ
B. 883 kJ/mol
C. 1.0 × 103 kJ
D. 1.0 × 103 kJ/mol
E. None of the Above

The covalent compound acetylene, which is the fuel of the oxyacetylene torch used by welders, has the molecular formula c2h2. the covalent compound benzene, a commercial solvent, has the molecular formula c6h6 each of these covalent compounds contains carbon and hydrogen atoms in a one-to-one ratio. would it be correct to write the chemical formulas of each as ch? explain.

Which are examples of how technology has advanced scientific understanding.1using hot water to sterilize medical equipment.2transplanting a human organ into another individual.3inserting genes from one sheep into another cell to make a cloneunderstanding the different structures that make up a cell.4examining microorganisms from the deepest parts of the ocean

The reactions of photosynthesis occur in the of plant cell? a.mitochondria. b. lysosomes. c. chloroplasts. d. chlorophyll