Monday

January 23, 2017
Total # Posts: 13

**Chemistry**

Which four salts could undergo hydrolysis to act as buffers if added to their parent acid or base? KF KH2PO4 NaCl KBr NaClO4 C5H5NH3Cl NH4Cl

*March 22, 2016*

**Chemistry**

Which three substances' conjugates cannot act as buffers? i.e. There are no weak conjugates in the compounds. NH3 C6H5COOH H3PO4 NaHCO3 C5H5N HBr HF NaOH HClO4

*March 22, 2016*

**Chemistry**

Which two conjugates could not undergo hydrolysis to act as buffers? C6H5COO- H2PO4- NH4+ ClO4- C5H5NH3+ F- Br-

*March 20, 2016*

**Chemistry**

In the voltaic cell that is represented as: Cu | Cu2+ || Fe | Fe2+. The only anion in solution in the cells and salt bridge is the nitrate ion. The directions the electron external circuit and NO3- flow in the salt bridge circuit will be: *electron flow is Fe to Cu *electron ...

*February 29, 2016*

**MAth Im stuck on question can anyone help me ?**

Im stuck on this question can anyone help me ? I thought it was b but that's wrong Which situation can be modeled by tossing a coin 3 times A)choosing which one of sixteen teams will win a tournament? B)picking one of six math teacher, C)decide which English teacher of ...

*March 27, 2011*

**math 4th grade**

i am a mixed decimal number the sum of my whole number is equal to the sum of my decimal number. my tenths is half of my hundredths and my ones is twice my tenths. if all my digit are even and my hundredths is 8 what number am i. pls. answer my question tnx

*January 9, 2011*

**math**

I am a three-digit decimal number.My thousandths is twice my tenths.What number am I?

*January 9, 2011*

**math**

there six coins. each coin has a different value. how much is the total value of the coins

*January 9, 2011*

**math**

i am a mixed decimal number. the sum of my whole number is equal to the sum of my decimal number. my tenths is half of my hundredths and my ones is twice my tenths. if all my digits are even and my hundredths is 8, what number am i.

*January 9, 2011*

**math**

i am a 2-digit decimal. my tenths is twice my hundredths. the sum of my digits is 12. what number am i.

*January 9, 2011*

**math**

i am a three-digit decimal number. my thousandths is twice my tenths and my hundredths is the difference of my thousandths and tenths. what numbers am i

*January 9, 2011*

**Language**

we watched the eclipse from are backyard

*March 30, 2009*

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