math
Sven is thinking if two numbers. The sum is 12 . The difference is 4. What are the two numbers
math
estimate the sales tax and final cost of a book that costs $12.99 with a sales tax of 6%
6 grade Math
estimate the sales tax and final cost of a book that costs $12.99 with a sales tax of 6%
chemistry
When compared to compound B, compound A has lower melting and boiling points and vaporizes more readily. Is compound A an ionic compound or a molecular compound? A. Ionic B. Molecular I say B
chemistry
Which of the following consists of positive and negative ions bound together and held in place in a crystalline solid? A. Covalent bonds B. Ionic compounds C. Molecular compounds D. Molecules I say B
chemistry
Is diphosphorus pentoxide an ionic or a molecular compound? A. Ionic B. Molecular I say B
chemistry
Which phase of ionic compounds are good electrical conductors because the ions are free to carry electrical current? A. Solid B. Liquid C. Gas D. Crystalline I say B
chemistry
Which ion is absorbed by a base in water? A. H3O+ B. OH- C. Neutron D. Transition metal B
chemistry
What is usually indicated by an -ite or -ate ending in a chemical formula? A. The compound carries a net ionic charge of zero. B. The compound contains a polyatomic ion. C. The compound is an acid. D. The compound is molecular. I think A
math
When solving for the percent composition of a given compound, the percent of each element in the compound must be found and reported. True false TRUE
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