For an experiment, you need 0.10 moles of NaCl for a chemical reaction. how much NaCl must you weigh out?

A. 0.14g

B. 3.2 g

C. 8.2 g

D. 5.8 g

The diagram shows molecules in a fluid. Explain the sequence of events that happens when this fluid cools down. Be sure to focus on what happens to the molecules and to the fluid in general. Five events should be included in your answer.

6. List three threats to the health of trees in the United States.

What is the product of (2.324X1.11 cm) expressed to the correct number of significant figures

As the elements in period 3 are considered in order from sodium to chlorine, there is an increase in the 1) atomic radius 2) electronegativity 3) number of electrons in the first shell 4) number of electron shells

A sample of nitric acid contains both H3O ions and NO3 ions. This sample has a pH value of 1. Write a name of the positive ion present in this sample.

determine the specific heat of a material if a 35g sample absorbed 96 J as it was heated from 293 K to 313 K?

A compound that changes color when it comes into contact with an acid or base is an?

1. A food sample is burned in a calorimeter that contains 2000. g of water. The temperature increases from 22.0°C to 44.3 °C. How many Calories does the food sample contain, assuming all of the energy from the food was transferred into the water?

Why doesn't water light on fire? It has all the ingredients except heat! Hydrogen for the flammability factor, oxygen so it can keep burning, and all you need to do is add heat and BOOM you have a flame! 15 pts

The type of social bonds present in modern societies that are based on difference, interdependence, and individual rights is called: