Cells in many-celled organisms.

A - all look at

B - all have the same structure

C - are usually specialized

D - are the same size in every part of the organism

A chart that organizes elements by their chemical properties and increasing atomic number is the

When you squeeze an air-filled ball, why is that it returns to its original position when you let go?

What do scientists suspect the core might be made of?

Why do scientists use models?

12. Calculate the volume of a 0.45M solution containing 20 g of NaOH.

Is S + O2-> 2H2O + 483.6 KJ exothermic or endothermic

An aspirin tablet contains 81.0 mg of aspirin, which has the molecular formula, c9h8o4.

If you have 6 moles of CH4 how many moles of H2O can be produced

What is the definition of substance in your own words.

A 1.3 g sample of gold (specific heat capacity = 0.130 J/g °C) is heated using 86.9 J of energy. If the original temperature of the gold is 25.0°C, what is its final temperature?