In which of the following sets are the charges given correctly for all the ions?

A chef fills a 50mL container with 43.5 g of oil. What is the density of the oil?

Ka for hcn is 4.9 ⋅ 10-10. what is the ph of a 0.068 m aqueous solution of sodium cyanide? ka for hcn is 4.9 10-10. what is the ph of a 0.068 m aqueous solution of sodium cyanide? 0.74 7.00 2.96 13.24 11.07

Watch the animation, then check off the samples that will conduct electricity. Check all that apply. a. Solid NaCl b. NaCl solution c. Solid sugar d. Sugar solution

Five vials each contain 12 grams of a solid metal sample. The samples include calcium, platinum, barium, gold, and silver. Which vial has the fewest moles of metal atoms? a. Calcium b. Barium c. Gold d. Silver e. Platinum.

The empirical formula of cuprite consist of 88.8% Cu and 11.2% O by mass

Calculate the root mean square velocity of F2, Cl2, and Br2 at 304 K.

The total pressure inside a 1.62 cylinder kept at 35°C is 1.15 atm. If the volume of the cylinder drops to 0.74 L and the temperature remains the same, what is the new pressure inside the cylinder?

What is difference between tempering and aging?

Convert 1.21 kg to grams

What are the 3 factors that can affect the strain of rock?