chemistry
Consider the following equations. For each, decide whether it represents a chemical reaction or a physical change. a. SnCl4(aq) + 4H2O(l) Sn(OH)4(s) + 4HCl(aq) b. 4K(s) + O2(g) 2K2O(s) c. NaCl(s) Na+(aq) + Cl-(aq)
Algeba
9
English - Shakespeare
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English - Shakespeare
In "Othello" Desdemona is slapped by Othello in Act 4 Scene 1. Why soesn't she defend herself eventhough she's innocent? I was thinking that maybe she was just too stunned to do anything or maybe she thought that something was wrong such as he was ill or he w...
math riddle
A robber ducky
math
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math
Can anyone help, my calculator does not have enough space for simplifying this, sqrt[(16*10^113)/250*10^-28]
algebra
Just add the two together as they are then divde the term with no variable by the one with a variable to get your answer.
algebra
y=5/3X-4
math
Ah, thank you. I was thinking that 5 had to be divided into squares but it is prime.
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