Chemistry, 05.12.2020 03:20, tgraveslaylay2743
Which of the following pairs of elements would have the most similar properties?
A. Hydrogen (H) and Helium (He) because they are both gasses
B. Sodium (Na) and Potassium (K) because they have similar reactivity
C. Antimony (Sb) and Silicon (Si) because they are both metalloids
D. Aluminum (Al) and Magnesium (Mg) because they are both silver
Answers: 2
Chemistry, 23.06.2019 02:00, Robloxdemonduckyt
As light moves from one material into the next, which of the following affects how much the light waves will refract, or bend? angle at which the ray strikes the medium color of the material density of the material temperature of the light wave
Answers: 2
Chemistry, 23.06.2019 03:30, memester74
Scientists often deal with numbers that are either very large or very small. for example, the radius of the sun is approximately 696,000 kilometers, while bacterial cells are as small as 1.9 × 10-4 millimeters. express each of these numbers in an alternate form.
Answers: 3
Which of the following pairs of elements would have the most similar properties?
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