How can you make it clear that measured value of 980 in actually has 3 significant figures?

If you have 1.1 moles of magnesium nitrate then how many grams is that

Use complete sentences to differentiate between acids and bases on the basis of taste. Give an example of each type.

How do animal cells obtain energy

How has desertification impacted the environment in Latin America?

Where are valence electrons located? in both the inner and outer electron shells in the outermost electron shell closest to the nucleus inside the nucleus

how many energy levels (shells) does an atom of oxygen have? How do you know this by looking at the periodic table?

A student needs to use 0.575 moles of sodium chloride in an experiment. How many grams should he mass out?

Which of the following seperation methods is used to seperate plant pigments? Filtration, Chromatography, fractional distillation, simple distillation?

If a fast moving car making a loud noise approaches and moves past the person what will happen as the distance between the two increases?

Which of the following would be an example of a trophic relationship? Select all that apply. photosynthetic plankton respiring oxygen into the ocean small marine life feeding on the algae and plankton that have descended to the ocean floor a