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nignag [31]
3 years ago
7

HELP ASAP!!!........

Chemistry
2 answers:
vampirchik [111]3 years ago
4 0
Bleach, Carbon dioxide, Baking soda and table salt
Anna007 [38]3 years ago
4 0
Iron, Carbon Dioxide, Copper, Baking Soda, Oxygen, and Salt.

Looked them up, so not super sure but these are what they gave me!
You might be interested in
The formulas for ethane, ethene, and ethyne are C 2 H 6 C2H6 , C 2 H 4 C2H4 , and C 2 H 2 C2H2 , respectively. Rank these compou
Anuta_ua [19.1K]

Answer:

Ethane (1.09 A) > Ethene(1.076 A) > Ethyne(1.06 A)

Explanation:

The types of bonds present are:

a) Ethane : single bond

b) Ethene : double bond (one sigma one pi)

c) Ethyne: triple bond (one sigma and two pi bonds)

More the number of bonds lesser the bond length.

Thus the order of bond length of carbon-carbon bond will be:

Ethane (1.09 A) > Ethene(1.076 A) > Ethyne(1.06 A)

6 0
4 years ago
A sample of hydrogen gas collected by displacement of water occupied 30mL at 24 C on a day when the barometric pressure was 736t
shusha [124]

Answer:

v_2=6,48*10^{-4}L

Explanation:

From the question we are told that:

Volume of hydrogen  V_1=30mL=>30*10^{-3}

Temperature T_1=24C=>24+273=>297k

Pressure of water P_1=22.4torr=>\frac{22.4}{760}=0.0295atm

Let

STP(Standard Temperature and pressure)

 T_2=273K

 P_2=1atm

Generally the equation for ideal gas is mathematically given by

 \frac{p_1V_1}{T_1}=\frac{P_2V_2}{T_2}

Therefore

 v_2=\frac{P_1v_1T_2}{T_1P_2}

 v_2=\frac{0.0295*30*10^{-3}*273}{297*1}

 v_2=6.48*10^{-4}L (at STP(Standard Temperature and pressure))

6 0
3 years ago
Which element is located in period 4?
Lena [83]

Answer:

i beleive iron

Explanation:

6 0
3 years ago
In France, grapes are 1.75 Euros per kilogram. What is the cost of grapes in dollars per pound if the exchange rate is 1.36 doll
Jet001 [13]

You want to convert Euros / kg to Dollars / pound

 

So you'll have to multiply the price (Euros / kg) by the exchange rate (Dollars / Euro) to get a number that has units of Dollars / kg.

 

Euros     Dollars       Dollars

-------  x ---------   =  --------

 kg         Euro             kg

 

Then you have to multiply the number of kg in a pound (which has units of kg / pound) to get a number in units of Dollars / pound.  This number is 2.2.

 

Dollars       kg              Dollars

--------  x --------   =      --------

  kg        pound           pound

 

So the answer would be 1.75 * 1.36 / 2.2 = 1.08 dollars / pound.

3 0
3 years ago
Which is greater? 1,000ml or 1,000 cm3
pshichka [43]
Niether, they are equal.
1,000 cm3 = 1000 mL
8 0
3 years ago
Read 2 more answers
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