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Nebula Danger

Questions (8)

Cobalt has a mass number of 59 and an atomic number of 27. A student wants to create a model of a cobalt atom. Which statement
1. 7 answers
2. 130 views
What is the purpose of an introduction?(1 point) Responses to tell a story related to the main topic of a text to tell a story
1. 1 answer
2. 82 views
Why is it important to recognize hunger versus appetite? (1 point) ResponsesIf you eat too many calories you will lose too much
1. 1 answer
2. 136 views
Why is it important to recognize hunger versus appetite? (1 point) Responses If you eat too many calories you will lose too much
1. 1 answer
2. 122 views
Use the standard algorithm to find the product of 765 and 222. Record the products of each multiplying through by each place
1. 1 answer
2. 106 views
Use the standard algorithm to find the product of 765 and 222. Record the products of each multiplying through by each place
1. 1 answer
2. 201 views
Use the standard algorithm to find the product of 355 and 893. Record the products of each multiplying through by each place
1. 1 answer
2. 95 views
To create this lighthouse scene, the artist (1 point) Responses used organic shapes to create the boat. used organic shapes to
1. 1 answer
2. 115 views

Sodium reacts with chlorine to form the compound sodium chloride, or salt. The chemical formula below shows how the two elements combine into a compound. 2Na + Cl2 → 2NaCl If the total mass of the reactants is 58.44 amu, what will be the total mass of
Which element has the same number of valence electrons as bromine (Br)? (1 point) Responses selenium (Se) selenium (Se) krypton (Kr) krypton (Kr) potassium (K) potassium (K) chlorine (Cl)
In a molecule of lithium sulfide, there are two atoms of lithium and one atom of sulfur. Which statement about lithium sulfide is correct?(1 point) Responses A molecular model of lithium sulfide would have two spheres. A molecular model of lithium sulfide

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