Scientists can learn about the chemical composition of stars by analyzing the light they transmit true or false?

Which best explains why aluminum is a nonrenewable resource? It cannot be quickly replaced. It is expensive to process. It conducts electricity. It is useful to humans.

Definition of a chemical property

Compare and contrast neap tides and spring tides discuss when they occur as well as the alignment of the earth moon sun system

Why must the final product of a decay series be stable? The daughter isotope of any radioactive decay is stable. No decay chain can emit more than two particles. Each decay results in a net loss of particles.

How do you think the crocodile might affected if it wandered near a strong magnet?

What part of an atom has no relative mass

A scientist studies the DNA of three different species. The DNA from species A is more similar to DNA from species B than DNA from species C. Which species are probably the most closely related? Explain your answer.

Gamma rays are waves of energy that have no charge. true false

Describe what a polar covalent bond is and name a common compound that has a polar covalent bond holding it together

Part a:we can determine the purity of solid materials by using calorimetry. a gold ring (for pure gold, specific heat = 0.1291 j⋅g-1⋅k-1) with mass of 10.5 g is heated to 78.3 ∘c and immersed in 50 g of 23.