Calculate the pH for each of the cases in the titration of 35.0 mL of 0.170 M NaOH(aq) with 0.170 M HCl(aq). Note: Enter your answers with two decimal places.
before addition of any HCI:
after addition of 13.5 mL HCI:
after addition of 24.5 mL HCI:
after addition of 35.0 mL HCI:
after addition of 41.5 mL HCI:
after addition of 50.0 mL HCI:

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.

Tin has ten stable isotopes. the heaviest, 124sn, makes up 5.80% of naturally occuring tin atoms. how many atoms of 124sn are present in 82.0 g of naturally occurring tin? what is the total mass of the 124sn atoms in this sample?

Which of the following is true about a carbonated soft drink? . the carbon dioxide is the solvent, and water is the solute.. the water is the solution, and carbon dioxide is the solvent.. the carbon dioxide is the solution, and the water is the solvent.. the water is the solvent, and the carbon dioxide is the solute.. .