Chemistry category

Posted by ★Stevo some time ago

Is this video about California's water true or am I beliving lies?

Posted by DancesWithWolves some time ago

Do you drink City water?

Posted by DancesWithWolves some time ago

How safe is it to drink Spring water?

Posted by Jenny The Great ⭐ some time ago

Is water an element or a compound?

Posted by Jenny The Great ⭐ some time ago

Is Zyklon-B still used today?

Posted by Jenny The Great ⭐ some time ago

Are nuclear power plants inherently unstable?

Posted by bostjan the adequate 🥉 some time ago

From what part of the gorilla does gorilla glue come?

Posted by ★Stevo some time ago

How do you blame the fact you land is underwater on sea levels rising when you have been sucking ground water for the last 50 years?

Posted by bostjan the adequate 🥉 some time ago

How do you picture nuclear waste?

Posted by -NUNYA-- some time ago

When was the last time you had your feet in the water? (Not bathing or showering)

Posted by -NUNYA-- some time ago

What is something that can be ruined by water getting on it?

Posted by Jawama some time ago

Determine which of the following does not enable enzyme-substrate complex formation. a. Dipole-dipole interactions b. Disulfide linkages c. Salt bridges d. Hydrogen bonds

Posted by siliconeboy some time ago

what are the benefits of using silicone agricultural adjuvant?

Posted by bloodparty74 some time ago

I have a liquid that is either laundry detergent or dishwashing liquid, how can I find out which?

Posted by fatima.shah522 some time ago

What are the major regions in the calcium chloride market?

Posted by fatima.shah522 some time ago

What are the top five countries that produce lithium?

Posted by fatima.shah522 some time ago

What is the expected CAGR of xanthan gum from 2025 to 2030?

Posted by fatima.shah522 some time ago

Which countries export the most HFC 134a in the world?

Posted by fatima.shah522 some time ago

Does Ukraine supply titanium?

Posted by Targemovis some time ago

Water filtering system

Posted by Nicole Osborne some time ago

For the reaction: 2Fe + 3CuCl2 = 2FeCl3 + 3Cu. 10g of Fe and 18.0g of CuCl2 are mixed together and a reaction occurs.

Posted by Beat Covid, Avoid Republicans some time ago

I have a gold plated watch that I like a lot. Some of the gold plate is gone, which is now silver. Can I fix this?

Posted by spud_potatoes some time ago

What happens exactly when you mix baking soda and vineger

Posted by Anonymous some time ago

If you spill acid on yourself, you should wash it off with water. Why shouldn't you try to neutralize the acid with a base?

Posted by DancesWithWolves some time ago

Is Water from a Bottle Really BPA-Free?

Posted by Gabriela4678 some time ago

Two samples of cooper(II) sulfate solution with concentrations of 0.080M and 0.30M were analysed using a spectrophotometer. Which sample would show the strongest absorption of light? PLS HELP ME. Im dumb in Chem :)

Posted by Alfred Provido some time ago

A 4.0520g sample of hydrochloric acid, sp. Gr. 1.18, required 44.15ml of 0.9035N sodium hydroxide in a titration. Calculate (a.) %w/w HCl (b.) HCl content (c.) normality, (d.) Na2CO3 titer of the sample MW = 106

Posted by AskingForaFriend some time ago

Is it safe to drink the tap water where you live?

Posted by Anandaraj some time ago

Who is the principal of gems e

Posted by vincentyyl some time ago

Is there a way to download Spotify songs?

Posted by bostjan the adequate 🥉 some time ago

At what temperature do ideas boil?

Posted by bostjan the adequate 🥉 some time ago

Is anything made of tin anymore?

Posted by bostjan the adequate 🥉 some time ago

What is your favourite heavy metal?

Posted by Lauren674 some time ago

Calculating concentration of fluoride in a homemade mouthwash.

Posted by Nicole Osborne some time ago

a) If 14.6 mL of HNO3 reacts with 25.0 mL of 0.750 M Ca(OH)2, what is the molarity of the HNO3 solution? b) What volume of 0.300 M Ca(OH)2 is required to react with 250.0 mL of 0.500 M HNO3?

Posted by Nicole Osborne some time ago

What volume (in L) of hydrogen at STP is produced as sulfuric acid (H2SO4) acts on 102 g of metallic calcium (Ca).

Posted by Nicole Osborne some time ago

A) Starting with 600.0g of glucose, what is the theoretical yield of ethyl alcohol? B) If 76.9g of C2H5OH was obtained, what was the percentage yield?

Posted by Nicole Osborne some time ago

What is the maximum weight of SO3 that could be made from 10.0 g of SO2 and 5.00 g of O2 by the following reaction?

Posted by Nicole Osborne some time ago

How many grams of iron (III) oxide would ideally be formed by the reaction of 55.0 g Fe with excess oxygen gas? If the actual reaction involving this same 55.0 g Fe produced only 26.9 g of iron (III) oxide, what would be the percent yield?

Posted by Nicole Osborne some time ago

Determine the mass of CO2 and H2O produced on combusting 140 g of C2H2 in the presence of excess O2.

Posted by Nicole Osborne some time ago

How many grams of Al2O3 can be formed when a mixture of 6.9 g of aluminum and 12.8 g of oxygen is ignited? Which substance is in excess and how many grams is in excess?

Posted by Nicole Osborne some time ago

The heating of NaNO3 decomposed it to NaNO2 and O2. How many grams of NaNO3 would you have to decompose to produce 2.63 g of O2?

Posted by Nicole Osborne some time ago

Upon the addition of heat to an unknown amount of KClO3, 0.48 g of oxygen was produced. How many grams of KClO3 reacted?

Posted by Nicole Osborne some time ago

225 g of calcium carbonate is decomposed to yield calcium oxide and carbon dioxide, according to the equation: CaCO3(s) → CaO(g) + CO2(g) Only 28.2 L of carbon dioxide is recovered at STP. a) Calculate the theoretical yield of CO2 (as a volume of gas at STP). b) Determine the percent yield of the reaction.

Posted by bostjan the adequate 🥉 some time ago

If you burn bleach, does it make the fire whiter or does it make the bleach darker?

Posted by bostjan the adequate 🥉 some time ago

Are you willing to drink hydrogen hydroxide?

Posted by bostjan the adequate 🥉 some time ago

Where can I get metal test coupons?

Posted by Mikayla N Kriechbaum some time ago

345 kJ of heat energy is released when a sample of liquid water is frozen to solid ice. How many grams of water were frozen? heat of fusion of water = 334 J/g

Posted by bostjan the adequate 🥉 some time ago

What chemical change causes oil-based substances to yellow as they age?

Posted by Imogen58princess some time ago

How to convert -log mol/kg to mg/kg?

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