Significant figures are an indicator of the certainty in measurements true or false?

Which of the following rock types form from placing other rocks under heat and pressure? A. Sedimentary rock B. Metamorphic rock C. Intrusive igneous rock D. Extrusive igneous roc

The mass of 10 cm^3 of iron is 79 g. What is its density?

K+Cu2SO4 What type of reaction will happen?

The volume of a pond being studied for the effects of acid rain is 35 kiloliters (kL). There are 1,000 liters (L) in 1 kL and 1 * 10^6 microliters (mL) in 1 L. What is the volume of this pond in microliters?

Which of the following is the correct electron configuration for titanium (Ti) ? 1s22s22p63s23p64s23d2 1s22s22p63s23p63d4 1s22s22p63s23p64s24p2

True or false. The synthesis of giant molecules from components of repeating units is polymerization.

Which term names an environmental cost of fossil fuel consumption? A. cheap energy B. increased greenhouse gases C. renewable resource D. low pollution

Slowly heating butter in a pan until it changes from a solid to a liquid is an example of a physical change. True False

Action - reaction forces don't cancel each other. A. True B. False

An equilibrium is dynamic. True False