How do scientists use radioactive decay to date fossils and artifacts

In humans, glucose may be the product of chemical digestion when what kinds of foods are eaten? A) carbohydrates like bread B) fats like butter and oils C) proteins including hamburger meat D) amino acids that are found in eggs

1. What are compounds called that form H + ions when dissolved in water? 2. What is a solution called that has more OH-ions H + ions? 3. Glucose has a pH of 7. What does that tell you about the number of H + and OH - ions it has? 4.

A student measured the gram weight of a metal object to be 7.45g. According to the supplier the object weighs 6.78g. What is the error in the students measurement

What's an unbalanced equation?

The highest pressure allowed in a detector allowed is 1.88kPa. How many atm (atmospheres) of pressure are in this?

How many grams are in 3.3 moles of potassium sulfide, k2s

What is fusion energy

A 4.5-liter sample of a gas has 0.80 mole of the gas. If 0.35 mole of the gas is added, what is the final volume of the gas? Temperature and pressure remain constant. 3.9 liters 5.3 liters 6.3 liters 6.5 liters

What is the unit used to measure the atomic mass?

Which metal in Period 5 is very reactive and has two valence electrons in each atom? rubidium (RD) strontium (SI) zirconium (Z1) silver (Ag)