Diamonds are measured in carats, and 1 carat = 0.200 g. The density of diamond is 3.51 g/cm3. What is the volume of a 6.8 carat diamond?

Write the complete balanced equation for the reaction between lead (iv) oxide (pbo2) and water (h2o).

A+b→2c when the reaction begins, the researcher records that the rate of reaction is such that 1 mole of a is consumed per minute. after making changes to the reaction, the researcher notes that 2 moles of a are consumed per minute. what change could the researcher have made to effect this change?

Why did southern business leaders want to increase the number of slaves