Which compound will form by the joining of ca and br? view the periodic table

a. cabr2

b. ca2br

c. ca2br2

d. cabra. cabr2?

What material makes up earth's outer core

According to the animation, what does the electron transport chain do to the concentration of hydrogen ions (protons)

Right now I'm a freshmen, and we got our scheduling paper for next year as sophomores. I'm wondering if I should take chemistry or anatomy? Which one and why

Carbon-12 and carbon-13 are isotopes of carbon. Which of the following statements is correct? They both have seven protons in the nucleus. They both have the same mass number. They both have seven neutrons in the nucleus.

Who was the last Qajar Shah to rule over the Persian empire? a. Ahmad Shah Qajar b. Mozaffar al-Din Shah Qajar c. Reza Shah Pehlavi Qajar d. Mohammad Ali Shah Qajar

Which of the following statements about igneous rocks is correct A. intrusive igneous rocks are formed when magma is called above the ground. B. Extrusive igneous rocks are formed when magma is cooled above the ground C.

The compound KOH is called

A balloon contains 1.00 mol helium gas at STP. What will the volume of the balloon be if the pressure increases to 2.00 atm?

If 100 mL of a gas were enclosed in a buret at 500 mm Hg, what volume would the gas occupy at 1000 mm Hg at the same temperature? P1V1=P2V2

Would Mn (HPO4) 2 be manganese (II) monohydrogen phosphate?