Which of the following reactions represents an exothermic reaction

Which describes what happens when a balloon is rubbed with a wool cloth? ... A ... Everyday objects do not have electric charges, so neither the balloon nor the cloth can gain or lose electrons ... B ...

Why are cnidocytes important to a sea jelly

The chances that a work of art from ancient times will be found or preserved are greatly increased if it was made of durable materials. the local climate is conducive to preservation. the culture from which it came was stable and organized.

Is 2AI + 3O2 = 2AI2O3 balanced or unbalanced?

If each vitamin has 0.8 grams of calcium, how much calcium will 2.6 vitamins have?

Which of the following solutions contains the largest total concentration of ions, assuming complete dissociation .010 M aluminum chloride .010M sodium chloride .010M aluminum sulfate .010M calcium chloride

What is the relationship between chemical equilibrium and the rates of forward and reverse reaction? a. In equilibrium, the forward reaction rate must be greater than the reverse reaction rate. b.

Choose all that apply: Living organisms use atoms from sugar molecules combined with other elements to form: Question 9 options: Lipids Metals Nonmetal atoms Nucleic Acids

12.5ml of 2.0m NaOH neutralizes 10ml og HCL, what is the acid concentration

Can you explan process of budding in yeasts?