Which action would result in a chemical change?

Question 6 options:

crumpling a newspaper into a ball

peeling and slicing a cucumber

making blueberry muffins

pounding a nail into a piece of wood

Which of the following is an example of parasitism: Question 3 options: Two males lions fighting for dominance of a pride. A goby fish warning a shrimp about danger so that they both retreat to the burrow the shrimp maintains.

A solution was prepared by dissolving 39.0g of KCl in 225 g of water. Calculate the mass percent of KCl in the solution. Calculate the mole fraction of the ionic species KCl in the solution.

3 Which particle has no charge? (1) electron (3) positron (2) neutron (4) proton

What is the state of matter for FeO?

Which best describes a molecule? a unit made of different kinds of elements a unit made of only one kind of element a unit made of two or more atoms a unit made of a single atom

A team of scientist is studying an earthquake. Which task would the physical scientist most likely do

The atomic number of nitrogen is 7. The number of electrons a neutral nitrogen atom has is

Describe the charges of the subatomic particles by choosing the answer from the drop-down menu. Proton have a charge. Have a 0 charge. Electrons have a charge.

How did Alexander effect the people of Judah?

Is it possible for a molecule only made up of hydrogen and carbon to be polar?