Silica gel is a (1) moisturizer (2) flavouring agent (3) drying agent (4) delicious food

1 Answer

Answer :

drying agent

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Description : Silica gel is a - (1) moisturizer (2) flavouring agent (3) drying agent (4) delicious food

Last Answer : (3) drying agent Explanation: Silica gel is a drying agent, meant to remove moisture from an enclosed space. It is a granular, vitreous, porous form of silicon dioxide made synthetically from ... bottles. The packets contain either granular silicic acid, which resembles sand, or tiny gel beads.

Description : The solidifying agent commonly used in preparation of media is/are A-agar B-silica gel C-both (a) and (b) D-none of these

Last Answer : both (a) and (b)

Description : Which salt is used as Flavouring agent?

Last Answer : Sodium chloride

Description : Can we use Arugula flower to flavouring food, such as powdered sugar.h

Last Answer : Need Answer

Description : What is the color before using silica gel ?

Last Answer : Silica gel is brown or light in color before application.

Description : Why is silica gel used in breeders ?

Last Answer : Answer : Silica gel absorbs fumes from the air as it enters the breather. It is a type of chemical substance.

Description : The volume of nitrogen gas Um (measured at STP) required to cover a sample of silica get with a mono-molecular layer is `129 cm^(3) g^(-1)` of gel. Ca

Last Answer : The volume of nitrogen gas Um (measured at STP) required to cover a sample of silica get with a mono-molecular layer ... `16.2 xx 10^(-20) m^(2).`

Description : When air passes through silica gel, A. it absorbs water vapour molecules B. latent heat of condensation is released C.dbt of air increases D. all of the mentioned

Last Answer : ANSWER : D

Description : Which of the following is an absorbent? A.silica gel B. activated alumina C. both of the mentioned D. none of the mentioned

Last Answer : ANSWER : C

Description : A 'breath test' used by traffic police to check drunken driving uses: (1) potassium dichromate-sulphuric acid (2) potassium permanganate-sulphuric acid (3) turmeric on filter paper (4) silica gel coated with silver nitrate

Last Answer : (1) potassium dichromatesulphuric acid Explanation: The main constituent of alcohol is Ethanol and the concentration of ethanol in a sample can be determined by back titration with acidified potassium ... contact with the yellow dichromate-coated crystals, the color changes from yellow to green.

Description : Which of the listed procedures should be carried out to prevent moisture damage to electrical apparatus during extended periods of idleness? A. Fill the motor housing with CO2 to inert the space. B. Strap ... C. Place heat lamps in the motor housings. D. Cover the equipment with a canvas tarpaulin.

Last Answer : Answer: C

Description : Why Silica gel is used in transformers?

Last Answer : Silica Gel is used to remove the moisture in the air entering in to the transformer. During the breathing of the transformer air enters in to the transformer. This air makes contact with the hot ... Silica gel crystals will be in blue color initially and after absorbing moisture it turns to pink.

Description : What is the colour of silica gel in dry stage and when saturated with moisture in a breather?

Last Answer : Dry stage – Deep blue Saturated stage – Whitish pink

Description : Why silica gel is used in breather?

Last Answer : The silica gel is used to absorb the moisture when the air is drawn from the atmosphere in to the transformer.

Description : Catalyst used in the catalytic cracking is (A) Silica-alumina (B) Silica gel (C) Vanadium pentoxide (D) Nickel

Last Answer : (A) Silica-alumina

Description : Catalyst used in alkylation process is (A) Sulphuric acid (B) Nickel (C) Silica gel (D) Alumina

Last Answer : (A) Sulphuric acid

Description : The most common filter aid is (A) Diatomaceous earth (B) Calcium silicate (C) Sodium carbonate (D) Silica gel

Last Answer : (A) Diatomaceous earth

Description : At equilibrium the concentration of water in vapour phase (C* ) in kg/m3 of air space and the amount of water (m) adsorbed per kg of dry silica gel are related by, C* = 0.0667m. To maintain dry conditions in a room ... which the temperature is maintained constant) is (A) 0.0 (B) 0.2 (C) 0.4 (D) 1.0

Last Answer : (C) 0.4

Description : Which of the following adsorbent is used in the refining of sugar? (A) Bone charcoal (B) Wood charcoal (C) Silica gel (D) Activated clay

Last Answer : (A) Bone charcoal

Description : Which of the following adsorbent is used to decolourise yellow glycerine? (A) Silica gel (B) Alumina (C) Fuller's earth (D) Activated carbon

Last Answer : (D) Activated carbon

Description : Large quantity of silica gel is normally dried in a __________ dryer. (A) Freeze (B) Through circulation (C) Rotary vacuum (D) Tray

Last Answer : (B) Through circulation

Description : Explain the operation of silica gel breather. 

Last Answer : Silica gel breather is used in a transformer to provide dry atmospheric air to the conservator when transformer breathes. The breather consists of an inner container and outer container. The inner container contains silica ... of 250º F to 300º F till the deep blue colour of silica gel is got back.

Description : What is the colour of silica gel in dry stage and when saturated with moisture in a breather?

Last Answer : Dry stage – Deep blue. Saturated stage – Whitish pink. 

Description : Which adsorbent is used for removing sulphur compounds (S Q, H2S, RSH etc.) removal from coke oven gas in by-products recovery plant? (A) Silica gel (B) Diatomaceous earth (C) Basalt (D) Bog iron (i.e., moist ferric hydroxide)

Last Answer : (D) Bog iron (i.e., moist ferric hydroxide)

Description : Coke oven gas is stripped of its H2S and mercaptans content by (A) Absorption in wash oil (B) Adsorption on bog iron bed (C) Bubbling it through dilute sulphuric acid (D) Adsorption on silica gel

Last Answer : (B) Adsorption on bog iron bed

Description : The catalyst used in shift converter is (A) Nickel (B) Vanadium (C) Silica gel (D) Alumina

Last Answer : (A) Nickel

Description : Catalyst used in desulphurisation of naphtha is (A) Co-Mo (B) Pt-Rh (C) Silica gel (D) Nickel

Last Answer : (A) Co-Mo

Description : Catalyst used in Haber's process for ammonia production is (A) Reduced iron oxide (B) Nickel (C) Vanadium pentoxide (D) Silica gel

Last Answer : (A) Reduced iron oxide

Description : Catalyst used in steam reforming of naphtha is (A) Nickel (B) Platinum (C) Silica gel (D) Rhodium

Last Answer : (A) Nickel

Description : H2S present in gaseous stream can be removed by adsorption on (A) Silica gel (B) Active carbon (C) Bog iron (D) Limestone powder

Last Answer : (C) Bog iron

Description : Which of the following is an adsorbent for removal of nitrogen oxides from gas/air? (A) Active carbon (B) Silica gel (C) Bog iron (iron oxide) (D) Pulverised limestone

Last Answer : (B) Silica gel

Description : Which of the following is an adsorbent used for the removal of SO2 from gas/air? (A) Bog iron (B) Limestone powder or alkalised alumina (C) Silica gel (D) Active carbon

Last Answer : (B) Limestone powder or alkalised alumina

Description : The catalyst used in the production of elemental sulphur from H2S (by oxidation-reduction) is (A) Alumina (B) Silica gel (C) Platinum (D) Nickel

Last Answer : (A) Alumina

Description : The catalyst used in shift converter is (A) Nickel (B) Vanadium (C) Silica gel (D) Alumina

Last Answer : (A) Nickel

Description : Wet chlorine gas produced during electrolysis of brine is dehydrated by (A) Spraying 66° Be H2SO4 counter current to the flow of the gas (B) Passing it through a bed of diatomaceous earth (C) Passing it through a bed of silica gel (D) None of these

Last Answer : (A) Spraying 66° Be H2SO4 counter current to the flow of the gas

Description : Which of the following is commonly used as liquid absorbent?  a. Silica gel  b. Activated alumina  c. Ethylene glycol  d. None of these

Last Answer : Ethylene glycol

Description : The chemical used in breather is A. Asbestos fibre B. Silica sand C. Sodium chloride D. Silica gel

Last Answer : Silica gel

Description : A ‘breath test’ used by traffic police to check drunken driving uses: (1) potassium dichromate-sulphuric acid (2) potassium perma-nganatesulphuric acid (3) turmeric on filter paper (4) silica gel coated with silver nitrate

Last Answer : potassium dichromate-sulphuric acid

Description : Options: A) Yellow B) No colour C) White D) Blue

Last Answer : Correct Answer: D) Blue

Description : This substance is sweet-smelling and is used in making perfumes and flavouring agents. It is called- (1) Sodium ethanoate (2) Lime water (3) Hydrogencarbonates (4) Ester

Last Answer : (4) Ester Explanation: The correct answer is Ester. An ester is a sweet-smelling substance, used in making perfumes and flavouring agents.

Description : Which part of the Vanilla planlifolia is  used as vanilla; a flavouring material?

Last Answer : Fruit of vanilla orchid

Description : Protease, which is used for flavouring of sake and haze removal in sake is produced by A.A. oryzae B.A. flavus C.B. cereus D.A. niger

Last Answer : A.A. oryzae

Description : An example of a drying agent is

Last Answer : Quick lime.

Description : Distemper is (A) A paint consisting of powdered chalk, pigments and water (B) A water proofing agent (C) A paint consisting of coloured cement and water (D) A drying agent

Last Answer : Answer: Option A

Description : Humicants acts as an agent to prevent a). Washing off b). Spreading c). Drying d). Incompatibility

Last Answer : c). Drying

Description : Ladies: what is a good night/day facial moisturizer line?

Last Answer : I like a tonor with glycolic acid like DDF 10% glycolic for the acne scars and I use Doterra moisturizer. It's essential oils. Smells great too. Very light and won't clog your pores. You can ... ordinary grocery chains. It might be called coconut butter but your body heat will turn it to liquid.

Description : Is there any reason not to use olive oil as a moisturizer?

Last Answer : It is expensive.

Description : Facial moisturizer for winters months; which is best?

Last Answer : answer:My two favorites: Olay Total Effects 7 is excellent, thick but not greasy and does not cause breakouts, gives a beautifully soft, almost glowing complexion. (also comes in hint-of-self-tanner) contains UVA/UVB ... to keep damage at bay. I don't work for Olay, I just love their products!! :)

Description : Can someone recommend a really good intensive facial moisturizer that actually works?

Last Answer : My mom swears by Clinique’s Moisture Surge line, especially the masks. I found their moisturizing gel (the one that comes in a jar) to be pretty useful while I was in the US and it was particularly dry. (I liked that it didn’t feel too oily on my combination skin either.)

Description : What edible grocery product could be used as a face moisturizer?

Last Answer : olive oil in very small amounts avocado mayonaise