Which of these elements has the most chemically reactive atoms?

a. gold

b. argon

c. carbon

d. chlorine

Which list of elements consist of a metal, a metalloid and a nonmetal? (1) Li, Na, Rb (2) Cr, Mo, W (3) Sn, Si, C (4) O, S, Te

List as many ways that you can think of that we encounter waves in our daily activities

Let's say we start with 2.2lbs of uranium. If the half-line of U-235 is 703.8 million years, how much uranium will we have after 2,815 million years

The economy is in a recession. The government enacts a policy to increase purchases by $2 billion. The MPC is 0.8. What would be the full increase in real GDP from the change in government purchases at a given price level

Which compounds are reactants in the process of cellular respiration A. C6H12O6 and O2 B. C6H12O6 and CO2 C. H2O and CO2 D. H2O and O2

Why is it important to reduce coefficients in a balanced equation to the lowest possible whole-number ratio?

Which agent causes sand dunes to form? Ocean waves Gravity The wind carries the sand until it runs into an obstacle Weathering of old rocks in the desert

What does composition mean in science

Which of the following descriptions best describes a solid substance? A. The volume of the substance depends on the container it is in. B. Volume of the substance changes depending on its location. C. The shape of the substance changes often. D.

Which element is present in all amino acids but not necessarily in fats or carbohydrates?