The density of human blood is 1.06g/ml the volume is 5.5l what is the mass in kg

When she dropped a rock into a graduated cylinder of water, Veronica noticed it sank to the bottom. She decided to investigate what it would do if she tossed it into a much larger amount of water. When she tossed it into a lake, the rock sank again.

Which was the first transuranium element synthesized in laboratory A. plutonium B. technetium C. uranium D. neptunium

Suggest why the relative atomic mass of chlorine is not a whole number

What is the formula mass of ethyl alcohol, C2H5OH

Which of the following measurements represents the most matter? A. 0.033 kg B. 0.33 hg C. 330 g D. 3300 cg

Write the isotope symbol for two isotopes of the same element. What makes the isotopes different? How are they similar?

According to the periodic table, which element has an atomic number of 40? a. u b. ca c. zr d. np

3. Which word best fits with the Earth's day and night cycle a. Revolution b. Rotation C Orbit d. Axis

What causes temperatures in the summer to be higher than temperatures in the winter? A. The greenhouse effect, which raises temperatures on Earth, takes place during the summer months only. B.

What naturally forms an anion?