Q1. arrange these elements in increasing:
a. valence electrons
b. electronegativity values
c. ionization energy

What cell of stores food and wastes

What do we call a material of particular kind that contains two or more different types of matter​

- 38. which statement does not tell us that the inner and outer core of thea. iron and nickel are both dense and magneticb. the overall density of the earth is much higher than the density of the rocac the earth and the meteorite havemen and the meteorite have the same density, thus the earth's mantle has the same den ty as themeteorite without its iron.d. iron and nickel cannot be found in the earth surface.39. what does the refraction of the p-waves indicate? a change in density of the earth's layerb. change in direction of the p-wavesther of liquid layer of the earthd. the ditte it composition of the earth's layer40. what usually happens to magma after it was formed at the earth's crust? a becomes new seafloor.b. spreads equally in all directions.cincreases in density and sinks to the core.d. rises through the cracks in the crust​