Chemistry Homework Assistance
QuestionAI's chemistry problem solver is a middle school chemistry tutoring tool that summarises key chemical reactions and equations in real-time, featuring a robust learning system to empower even those with a weak foundation in chemistry.
You needn't fret over the elemental properties of the periodic table anymore. Here, you can effortlessly access chemical reactions and reaction principles corresponding to each element. Deductive reasoning from microscopic phenomena to discern the original structure of molecules and atoms is a research technique we staunchly champion.
- A) 1.3E-1 moles B) 8.0E-1 moles C) 1.3E-2 moles D) 80 moles E) 8.0E2 moles How many moles of tungsten atoms are there in 4.8E25 atoms of tungsten?1 point
- voill 1. A __ sign between reactants shown that they are reacting with each other 2. An __ bond involves the transfer of one or more electrons from one atom to another. 3. A molecule can be made of two or more stoms of the same element, or of elements such as H2O 7. When energy is released during a chemical reaction, this is known as a __ reaction. B. The law of __ of matter noilher created nor destroyed 9. A chomical __ is a way of expressing the numbers and types of atoms in a compound. 11. A substance that is formed as a result of a reaction in called a __ 12. When the same number of atoms of each element is found on both sides of the equation, then it is known as __ equation. 16. __ with the same number of valence electrons are found in the same group on the periodic table because they exhibit similar chemical properties. 18. A combination of two or more atoms is called a __ tor 20. A substance that undergoes a change in a chemical ns. ronction is a __ other atoms so that 26. As a rule atoms tend to combine with each atom has __ electrons in its outer shell.
- Can simple COVALENT compounds CONDUCT electricity? Around 50% can NO, never YES, but only as solids YES, always
- When a CARBONATE is heated it tends to vaporise decompose neutralise
- Question 16 of 30 What is the balanced form of the chemical equation shown below? Na_(2)SO_(4)(aq)+Sr(NO_(3))_(2)(aq)arrow SrSO_(4)(s)+NaNO_(3)(aq) A. NaSO_(4)(aq)+SrNO_(3)(aq)arrow SrSO_(4)(s)+NaNO_(3)(aq) B Na_(2)SO_(4)(aq)+Sr(NO_(3))_(2)(aq)arrow SrSO_(4)(s)+NaNO_(3)(aq) c Na_(2)SO_(4)(aq)arrow SrSO_(4)(s)+2NaNO_(3)(aq) D. Na_(2)SO_(4)(aq)+2Sr(NO_(3))_(2)(aq)arrow 2SrSO_(4)(s)+2NaNO_(3)(aq)